Answer :
6. 7 sides
7. 157.5°
Pizza Shop A pizza shop uses flour at a daily rate that is normally distributed with a mean of 15 pounds and a standard deviation of 6 pounds. When the pizza shop places an order for the flour it requires 4 days for the order to arrive. What is the reorder point if the pizza shop wants to limit the probability of a stockout to 7 percent? 63.10 pounds 60.00 pounds 75.04 pounds 62.16 pounds 77.76 pounds 71.40 pounds 107.76 pounds
The closest option to the reorder point is 71.40 pounds.
To determine the reorder point, we need to find the demand during the lead time and the safety stock.
First, let's calculate the demand during the lead time. The mean daily rate is 15 pounds, and it takes 4 days for the order to arrive. So, the mean demand during the lead time is 15 pounds/day * 4 days = 60 pounds.
Next, let's calculate the safety stock. The pizza shop wants to limit the probability of a stockout to 7 percent. We can find this value using the z-score table.
Looking up the z-score corresponding to a 7 percent probability, we find that it is approximately 1.89.
The standard deviation is given as 6 pounds.
So, the safety stock is calculated as 1.89 * 6 pounds = 11.34 pounds.
Finally, the reorder point is the sum of the mean demand during the lead time and the safety stock.
Reorder point = 60 pounds + 11.34 pounds = 71.34 pounds.
Therefore, the closest option to the reorder point is 71.40 pounds.
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If the probability that the Islanders will beat the Rangers in a game is 0.24, what is the probability that the Islanders will win exactly three out of six games in a series against the Rangers
Therefore, the probability that the Islanders will win exactly three out of six games in a series against the Rangers is approximately 0.2677.
To calculate the probability that the Islanders will win exactly three out of six games in a series against the Rangers, we can use the binomial probability formula.
The formula is:
\(P(X = k) = (^nC_k) * p^k * (1 - p)^{(n - k)\)
Where:
P(X = k) is the probability of exactly k successes (Islanders wins),
n is the number of trials (number of games in the series, which is 6 in this case),
k is the number of successes (number of wins, which is 3 in this case),
p is the probability of success in a single trial (probability of Islanders winning a game, which is 0.24),
(\(^nC_k\)) is the number of combinations of n items taken k at a time.
Using the formula, we can calculate the probability as follows:
\(P(X = 3) = (^6C_3) * 0.24^3 * (1 - 0.24)^{(6 - 3)\)
\(P(X = 3) = (^6C_3) * 0.24^3 * 0.76^3\)
\(P(X = 3) = 20 * 0.24^3 * 0.76^3\)
P(X = 3) ≈ 0.2677
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Plot these numbers on the number line:
V2, V5, 3v8, v9, v15, 3v25
Consider a weekly raffle having 100 tickets, one of which win a price each week. If you want to maximize your chance of winning something, is it better to buy 10 tickets in on raffle or one ticket in 10 different raffles? Or is it the same?
The probability of winning with 10 tickets in one raffle is 100 times greater than the probability of winning with one ticket in 10 different raffles. This means that buying 10 tickets in one raffle is the best way to maximize your chances of winning something.
Buying ten tickets in one raffle will give you a greater chance of winning the prize than buying one ticket in ten different raffles. In the first scenario, you have a 10% chance of winning the prize (10 tickets out of 100 total tickets). In the second scenario, your chances are only 1% (1 ticket out of 100 tickets in each raffle).
Mathematically, this can be expressed as the probability of winning with 10 tickets in one raffle (P1): P1 = 10/100 = 0.1
The probability of winning with one ticket in 10 different raffles (P2): P2 = (1/100)^10 = (0.01)^10 = 1/10,000 = 0.0001
Therefore, the probability of winning with 10 tickets in one raffle is 100 times greater than the probability of winning with one ticket in 10 different raffles. This means that buying 10 tickets in one raffle is the best way to maximize your chances of winning something.
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Michael baked 60 oatmeal cookies and 45 chocolate chip cookies to package in plastic containers for her friends at school. She wants to divide the cookies into identical containers so that each container has the same number of each kind of cookie. If she wants each container to have the greatestnumber of cookies possible, how many plastic containers does she need?
(I really need help)
Answer:
3
Step-by-step explanation:
Michael must find the smallest number possible that can divide 60 and 45 then take the two quotients after dividing the 2 types of cookies by the smallest number possible.
2 is not possible as 45 is an odd number
3 can divide both 60 and 45
60/3 = 20 oatmeal cookies in each container.
45/3 = 15 chocolate chip cookies in each container.
subtract the mean from each score and square each difference. what is the sum of the squared differences? difference in weight
To find the sum of the squared differences, you first need to calculate the mean of the data set. Then, you need to subtract the mean from each score to get the difference. Finally, you need to square each difference and add them all together to get the sum of the squared differences.
Here are the steps to find the sum of the squared differences:
1. Calculate the mean of the data set by adding up all the scores and dividing by the number of scores.
2. Subtract the mean from each score to get the difference.
3. Square each difference.
4. Add up all the squared differences to get the sum of the squared differences.
For example, if the data set is {1, 2, 3, 4, 5}, the mean is (1+2+3+4+5)/5 = 3. The differences are (-2, -1, 0, 1, 2), and the squared differences are (4, 1, 0, 1, 4). The sum of the squared differences is 4+1+0+1+4 = 10.
So, the sum of the squared differences for this data set is 10.
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Which statement is true about the
rectangle's perimeter?
A. The perimeter is 10 times the width.
B. The perimeter is 10 yards more than
the width.
C. The perimeter is 4 times the height.
D. The perimeter is 4 yards more than
the height.
7.EE.2.
Answer:
I think it's A. The perimeter is 10 times the width.
Step-by-step explanation:
Please mark me brainliest if correct
A meteorologist found that the rainfall in Belleville during the first half of the month was 3/8 of an inch. At the end of the month, he found that the total rainfall for the month was 1/2 of an inch. How much did it rain in the second half of the month?
Answer:
1/8 in.
Step-by-step explanation:
The amount of rain in the second half of the month is the difference between the two amounts of rain.
1/2 in. - 3/8 in. = 4/8 in. - 3/8 in. = 1/8 in.
Answer: 1/8 in.
Answer:
The answer is 1/8
Step-by-step explanation:
Can I get brainiest
Richie is claiming that significantly more Sweatin to the Oldies watchers lose weight than in Billys program. To dispute this claim, Billy hired an independent consulting firm to randomly survey a bunch of heavy people. They found that 1,280 of the 2,340. Billy Blanks supporters lost weight and 1,180 out of the 2,006 Simmons supporters lost weight. Is their significant evidence at the 5% level to prove that Sweatin to the Oldies is better than Tae Bo
Based on the given data, there is not significant evidence at the 5% level to prove that Sweatin to the Oldies is better than Tae Bo in terms of weight loss.
To determine if there is a significant difference between the two programs, we can conduct a hypothesis test using the two-proportion z-test. The null hypothesis (H0) would be that there is no difference in the proportion of weight loss between Sweatin to the Oldies and Tae Bo, while the alternative hypothesis (Ha) would be that there is a significant difference.
Using the given data, we can calculate the sample proportions for weight loss in each program:
- Sweatin to the Oldies: 1280/2340 ≈ 0.547
- Tae Bo: 1180/2006 ≈ 0.588
We can then calculate the test statistic and compare it to the critical value at the 5% level of significance. If the test statistic falls in the critical region, we reject the null hypothesis and conclude that there is a significant difference. Otherwise, if the test statistic falls outside the critical region, we fail to reject the null hypothesis.
However, the critical values for the two-proportion z-test depend on the specific test being conducted (one-tailed or two-tailed) and the desired level of significance. Without this information, we cannot provide a conclusive answer.
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14. Find the distance between points P(3, 2) and Q(3, 8) to the nearest tenth.
Answer: 6
Step-by-step explanation:
What outcome is likely to occur for a hypothesis test evaluating a treatment that has a very large and robust effect?
For the given statement, we have to correctly rejecting the null hypothesis.
According to the statement
we have to find the outcome when hypothesis test evaluating a treatment that has a very large and robust effect.
For this purpose, we know that the
A hypothesis is a testable statement about the relationship between two or more variables or a proposed explanation for some observed phenomenon.
And according to the given statement it is clear that the by this we have to rejected this hypothesis.
because this treatment and the large effects are not possible for the independent values of the hypothesis.
In other words, we can say that the we have to correctly rejecting the null hypothesis.
So, For the given statement, we have to correctly rejecting the null hypothesis.
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A library checks out 100 books every two days.in how many days should i expect that 325 books have been checked out,assuming the same rate.
Robert wants to fence a rectangular plot of land of at least $500$ square feet while using the least amount of fencing possible. He wants the width of the plot to be $5$ ft longer than the length. What is the width of the plot
The area of a rectangle is the amount of space it would cover on a 2-Dimensional plane. The required value of the width is 25 feet.
A rectangle is a plane shape with equal opposite sides. Its area can be determined by;
Area of a rectangle = length x width
Considering the given question, let the length of the plot be represented by l and its width as w. Given that the width of the plot should be longer than its length by 5, then we have;
w = l + 5
But,
Area of the plot = length x width
500 = l x (l + 5)
= \(l^{2}\) + 5l
This implies that,
500 = \(l^{2}\) + 5l
\(l^{2}\) + 5l - 500 = 0
Applying the quadratic formula, we have;
l = (-b ± \(\sqrt{b^{2} - 4ac}\)) / 2a
a = 1, b = 5, c = -500
= (-5 ± \(\sqrt{5^{2} - (4*1*-500)}\)/ 2
= (-5 ± 45) / 2
l = (40) / 2 OR l = (-50) / 2
l = 20 OR l = - 25.5
So that,
l = 20
Therefore, the length of the plot is 20 feet.
Thus the width of the plot can be determined as;
w = l + 5
= 20 + 5
w = 25
The width of the plot is 25 feet.
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HELP ASAP DUE IN 20 MINUTES
Answer:
x = 3
< D = 26
< E = 54
Step-by-step explanation:
I did the math
help fast pls i need it
An altitude is drawn from the vertex of an isosceles triangle, forming a right angle and two congruent triangles. As a result, the altitude cuts the base into two equal segments. The length of the altitude is 30 inches, and the length of the base is 15 inches. Find the triangle’s perimeter. Round to the nearest tenth of an inch.
Check the picture below.
\(\stackrel{\textit{\LARGE Perimeter}}{15~~ + ~~\sqrt{956.25}~~ + ~~\sqrt{956.25}}\implies 15 ~~ + ~~61.8 ~~ \approx ~~ \text{\LARGE 76.8}\)
The amunt of money that college students spend on rent each month is usually between $300 and $600. However, there are a few students who spend $1,300. What measure of spread would be most appropriate to measure the amount of money that college student spend on rent per month? Explain in detail why or why not one of the below measures would be used.
A. Median
B. Range
C. Standard Deviation
D. Inquartile Range
The range would be the most appropriate measure of spread in this case because it takes into account the extreme values of $300 and $1,300 and provides a clear measure of the difference between them.
To measure the amount of money college students spend on rent per month, the most appropriate measure of spread would be the range. The range is the simplest measure of spread and is calculated by subtracting the lowest value from the highest value in a data set. In this case, the range would be $1,300 - $300 = $1,000.
The median would not be the best choice in this scenario because it only represents the middle value in a data set. It does not take into account extreme values like the $1,300 rent expense.
Standard deviation would not be the most appropriate measure of spread in this case because it calculates the average deviation of each data point from the mean. However, it may not accurately represent the spread when extreme values like the $1,300 rent expense are present.
The interquartile range (IQR) would not be the best choice either because it measures the spread of the middle 50% of the data set. It does not consider extreme values and would not accurately represent the range of rent expenses in this scenario.
In summary, the range would be the most appropriate measure of spread in this case because it takes into account the extreme values of $300 and $1,300 and provides a clear measure of the difference between them.
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It cost $2 plus $1.12 per mile to take a taxi. If you have
$10, what is the maximum distance you can travel? (please
round to the tenth place)
Answer:
2+1.12x=10 minus 2 on each side 1.12x = 8 divide 1.12 to each side is 7.14 miles rounded up on the tenth place
The information below contains information on Country \( \mathrm{A} \). What is the amount of imports? RM800 million RM135 million RM175 million RM575 million
The net amount of imports is RM 175 million of GDP of Country A. Option C is the correct answer.
The total amount of money spent during a specific time period by firms, consumers, and the government may be used to compute GDP.
Calculation:
GDP= 1250Consumer Spending = 500Investment Spending = 350Govt Spending = 350Export = 225Import = xGDP = personal consumption + gross investment + govt consumption + net exports + imports
1250 = 500 + 350 + 350 + 225-x1250 = 1425 - xx = 1425- 1250Therefore, Import = 175
Here the total amount of imports is RM 175 million. Therefore, Option C is the correct answer.
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The complete question is, "The information below contains information on Country A.
RM(in millions)
Gross Domestic Product 1250
Consumer Spending 500
Investment Spending 350
Govt Spending 350
Export 225
What is the amount of imports?
A. RM 800 million
B. RM 135 million
C. RM 175 million
D. RM 575 million"
A store is having a sale where all shoes are discounted by 20%. Diego has a coupon for $3 off of the regular price for one pair of shoes. The store first applies the coupon and then takes 20% off of the reduced price. If Diego pays $18.40 for a pair of shoes, what was their original price before the sale and without the coupon?
Answer:
26.00
Step-by-step explanation:
Answer: 18.40
Step-by-step explanation:
0.8 x (x-3)= 18.40
What is the meaning of SSS similarity theorem?
The SSS Similarity Theorem states that if three sides of one triangle are equal to three sides of another triangle, then the triangles are similar. This theorem is also known as the Side-Side-Side Similarity Theorem or the SSS Similarity Postulate.
What is the similarity theorem of triangles?
Triangles with the same shape but different sizes are said to be similar triangles. Squares with any side length and all equilateral triangles are examples of related objects. In other words, if two triangles are similar, their corresponding sides are proportionately equal and their corresponding angles are congruent. Triangle similarity is indicated here by the symbol (~).
SSS or Side-Side-Side Similarity.
If all three sides of a triangle are in proportion to the three sides of another triangle, then the two triangles are similar.
Thus, if AB/XY = BC/YZ = AC/XZ then ΔABC ~ΔXYZ.
From this result, we can conclude that-
∠A = ∠X, ∠B = ∠Y and ∠C = ∠Z
Hence, we have described the SSS similarity theorem.
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Calculate each Poisson probability: a. P(X = 7), λ = 6 (Round your answer to 4 decimal places.) b. P(X = 11), λ = 12 (Round your answer to 4 decimal places.) c. P(X = 6), λ = 8 (Round your answer to 4 decimal places.)
P(X = 7), λ = 6: The Poisson probability of X = 7, with a parameter (λ) value of 6, is 0.1446. P(X = 11), λ = 12: The Poisson probability of X = 11, with a parameter (λ) value of 12, is 0.0946. P(X = 6), λ = 8: The Poisson probability of X = 6, with a parameter (λ) value of 8, is 0.1206.
The Poisson probability is used to calculate the probability of a certain number of events occurring in a fixed interval of time or space, given the average rate of occurrence (parameter λ). The formula for Poisson probability is P(X = k) = (e^-λ * λ^k) / k!, where X is the random variable representing the number of events and k is the desired number of events.
To calculate the Poisson probabilities in this case, we substitute the given values of λ and k into the formula. For example, for the first case (a), we have λ = 6 and k = 7: P(X = 7) = (e^-6 * 6^7) / 7!
Using a calculator, we can evaluate this expression to find that the probability is approximately 0.1446. Similarly, for case (b) with λ = 12 and k = 11, and for case (c) with λ = 8 and k = 6, we can apply the same formula to find the respective Poisson probabilities.
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Could someone help answer only the triangle that is circled? Thanks!
We will use the leg rule
hypotenuse leg
----------------- = --------------------
leg part
y 9+11
------- = -----
11 y
Using cross products
y^2 = 11(20)
y^2 =220
Taking the square root
y = 2 sqrt(55)
Now we can find z using the Pythagorean theorem
11^2 + z^2 = y^2
121 + z^2 = 220
z^2 =99
z = 3 sqrt(11)
Determine if the lines through each pair of points are parallel, perpendicular, or neither.(5, 10) and (1, 6), (2,-6) and (-1, -3)-parallel-perpendicular -neither
Perpendicular
Explanation:Find the slope for the points (5, 10) and (1, 6)
\(x_1=5,\text{ y}_1=10,\text{ x}_2=1,\text{ y}_2=6\)The slope is calculated below
\(\begin{gathered} m_1=\frac{y_2-y_1}{x_2-x_1} \\ \\ m_1=\frac{6-10}{1-5} \\ \\ m_1=\frac{-4}{-4} \\ \\ m_1=1 \end{gathered}\)For the points (2,-6) and (-1, -3)
\(\begin{gathered} m_2=\frac{y_{2}-y_{1}}{x_{2}-x_{1}} \\ \\ m_2=\frac{-3-(-6)}{-1-2} \\ \\ m_2=\frac{-3+6}{-3} \\ \\ m_2=\frac{3}{-3} \\ \\ m_2=-1 \end{gathered}\)Note that:
\(\begin{gathered} m_1m_2=1(-1) \\ \\ m_1m_2=-1 \end{gathered}\)Since the product of the two slopes is -1, the lines through the pairs of points are perpendicular
I NEED HELP WITH THIS ALEKS TOPIC
subtraction/algebraic subtraction
What you have looks right, the reason for step 7 should just be algebraic subtraction since there is a DG on both sides that can be simplified out of the equation
I’m not sure what exact answer your question will allow, but it’ll be something along the lines of subtraction
Carissa is building a new dining room table. The center of it is a rectangular section made from polished
rocks. The section measures 36 inches by 64 inches. She will place a wooden, eight-inch rectangular lip all
the way around the perimeter. What is the area of the wooden part?
The area of the wooden part is 1,856 sq. in.
The diagram attached below shows the following given information of the table:
Dimensions of the center of the rectangular section of the table measuring 36 in. by 64 in.Area to be covered by the eight-inch wooden partTo find the area of the wooden part, find the area of the outer and inner rectangles in the image. The difference in their area will give us the area of the wooden part.
Let's solve as follows:
Area of the outer rectangle:\(Area = l \times w\)
\(l = 80 $ in.\\w = 52 $ in.\)
Plug in the values
Area of the outer rectangle = \(80 \times 52 = 4,160 $ in.^2\)
Area of the inner rectangle:\(Area = l \times w\)
\(l = 64 $ in.\\w = 36 $ in.\)
Plug in the values
Area of the outer rectangle = \(64 \times 36 = 2,304 $ in.^2\)
Find the area of the wooden part:Area of wooden part = Area of outer rectangle - area of inner rectangle
\(= 4,160 - 2,304\)
\(= 1,856\)
Therefore the area of the wooden part = 1,856 sq. in.
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i need help on this i have an important test due rn
Outside temperature over a day can be modelled using a sine or cosine function. Suppose you know the high temperature for the day is 72 degrees and the low temperature of 62 degrees occurs at 3 AM. Assuming t is the number of hours since midnight, find an equation for the temperature, D, in terms of t.
The equation which represents the equation for the temperature, D , in terms of t is D(t)=5°cos{(π/3)t}+67°.
Given that the high temperature is 72 degrees and low temperature is 62 degrees at 3 A.M.
We know that temperature is the intensity of the heat present around us.
We know that,
Maximum temperature=72 degrees,
Minimum temperature=62 degrees, which occurs at t=3 hours
Now we can write the equation as:
D(t)=A cos(ct)+B
Where A, c, B are constants.
We have a minimum at t=3 a minimum means cos(ct)=-1
then we have that D(3)=A cos(c*3)+B
=A*(-1)+b
=35°
Here we solve that ,
Cos(c*3)=-1
this means that
c*3=-1
c*3=π
c=π/3
We also know that the maximum temperature is 72°, the maximum temperature is when cos(c*t)=1
D(t)=0=A(t)+B=72
With this we can find that values of A and b
-A+B=62
A+B=72
B=67
A=5
Equation will be D(t)=5 cos{(π/3)t}+67°.
Hence the equation for the temperature is D(t)=5 cos{(π/3)t}+67°..
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Find the maximum of
y=7sinθ+4cosθ
The maximum value of the function y = 7sinθ + 4cosθ occurs when θ = arctan(-7/4), and the maximum value is \(\sqrt[]{65}\).
To find the maximum value of y = 7sinθ + 4cosθ, we can rewrite the equation using a trigonometric identity:
y = \(\sqrt{7^{2}+4^{2} }\) (sinθ/\(\sqrt{7^{2} +4^{2} }\) + 4/ \(\sqrt{7^{2} +4^{2} }\) cosθ)
Now, let's define a new angle φ such that sinφ = 7/\(\sqrt{65}\) and cosφ = 4/\(\sqrt{65}\). Using these values, we can rewrite the equation as:
y = \(\sqrt{65}\) (sinθ/\(\sqrt{65}\) + cosθ/\(\sqrt{65}\))
Notice that \(\sqrt{65}\) is a constant factor, so the maximum value of y will occur when the terms sinθ/\(\sqrt{65}\) and cosθ/\(\sqrt{65}\) are both equal to 1. This happens when θ = arctan(-7/4), which is the angle whose tangent is \(-\frac{7}{4}\)
Substituting this value back into the equation, we get:
y = \(\sqrt{65}\) (sin(arctan(-7/4))/\(\sqrt{65}\) + cos(arctan(-7/4))/\(\sqrt{65}\))
= \(\sqrt{65}\) (-(7/4)/\(\sqrt{65}\) + 4/4/\(\sqrt{65}\))
= \(\sqrt{65}\) (-(7/4) + 4)/\(\sqrt{65}\)
= \(\sqrt{65}\) (-3/4)
Therefore, the maximum value of y is \(\sqrt{65}\).
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The equation of a line is -2x+5y = -20
What’s the x-intercept of the line?