Answer:
z=7
Step-by-step explanation:
7 times (-8)=-56
hope this helps:)
Answer:
I love algebra anyways
the ans is in the picture with the steps
(hope it helps can i plz have brainlist :D hehe)
Step-by-step explanation:
Last year, nine employees of an electronics company retired. Their ages at retirement are listed below. Find the mean retirement age. Round your answer to the nearest a needed 54, 68, 68, 54, 59, 58, 68, 57, 57
A. 59.7
B. 58.0
C. 59.0
D. 60.3
Answer:
D. 60.3
Step-by-step explanation:
Finding the mean,
M = (sum of values of data)/(number of data)
now, number of data = 9,
calculating the mean,
M = (54 + 68 + 68 + 54 + 59 + 58 + 68 + 57 + 57)/9
M = 543/9
M = 60.333
M = 60.3
Question 2
No calculations are necessary to answer this question.
3/01
3/02
$1.7420 $1.7360
Date
July GBP Futures
Contract Price
O long; long
Based on the closing prices of July GBP Futures Contract over the 3-day period in March 20XX as shown above, you shou
position on 3/01 and a position on 3/02.
O long; short
O short; short
3/03
short; long
$1.7390
The given information does not provide any clear indication for determining the position that should be taken on 3/01 and 3/02. Without additional information, it is not possible to make a decision. The table only displays the closing prices of the July GBP Futures Contract on different days, and it is unclear what trading strategy or what scenario is being considered. Additional information about the goals and objectives, the market conditions, and other relevant factors would be necessary to make a decision about trading positions.
What Is The 8th Decimal Place Of Pi?
Answer:
5
Step-by-step explanation:
3.14159265
Answer:
5
Step-by-step explanation:
3.14159265
5 is the 8th decimal point of π
Divide.
−112÷8
−16
−15
−14
I don't know.
The result of dividing - 112 by 8 is - 14
Given :
Dividend = - 112 Divisor = 81 4
_____
8 | - 112
_ | __8
_____
___32
___32
____0
The result could be obtained by using the long division method illustrated above Similarly, using a calculator will provide the same result by simply typing the following - 112 ÷ 8Therefore, the solution to the division problem is - 14
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find the measures of the interior angles 49 degrees
Answer:
x+49+90=180sum of interior angle of triangle
x=180-139=41 is your answer
The measure of one of the small angles of a right triangle is 45 less than twice the measure of the other small angle. Find the measure of both angles
The measure of both angles is 45.
What is a triangle?It is a two-dimensional figure which has three sides and the sum of the three angles is equal to 180 degrees.
We have,
Right triangle:
One angle = 90
Other angles:
One = 2x - 45
Another = x
Now,
The sum of the three angles = 180
90 + x + 2x - 45 = 180
Add like terms.
90 + 3x - 45 = 180
Add 45 on both sides.
90 + 3x = 180 + 45
Subtract 90 on both sides.
3x = 225 - 90
3x = 135
Divide 3 into both sides.
x = 45
Now,
Other angles:
One = 2 x 45 - 45 = 45
Another = 45
Thus,
Both angles are 45.
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When you open credit cards at a bank, you initiate a hard inquiry once you apply for credit. If you are approved for a credit card, this counts as a new account. Having too many hard inquiries and new accounts on your credit report lowers your credit score, so you’ll want to be judicious when you apply for additional lines of credit. Let’s say you’re interested in the following credit cards: •Chase Sapphire Reserve•Wells Fargo Propel Card•American Express Blue Cash Everyday •Citi Double Cash Card•Chase Freedom•Chase Amazon Prime Rewards Card•Bank of America Cash Rewards Visa•American Express Platinum Answer the following questions below (show work as applicable, using factorial notation if necessary):Scenario 1: First imagine that you would like to apply for all of these credit cards right now. How many different ways could you apply for these cards? ____________
We have a list of 8 credit cards. If we want to apply to all these credit cards, we have:
\(8\times7\times6\times5\times4\times3\times2\times1=8!=40320\)different ways to apply.
Answer8! = 40320
Bella has less than 240 minutes to spend assembling furniture each day. Today, she has spent 35.5 minutes assembling a chair. Now she will assemble x desks, each of which takes 45.5 minutes. What is the maximum number of desks that Bella can assemble?
Using an inequality, it is found that the maximum number of desks that Bella can assemble is of 4.
What is the inequality that represents the situation?We consider that:
She has already spent 35.5 minutes assembling a chair.Then, she assembles x desks, each of which takes 45.5 minutes.She has less than 240 minutes to spend assembling furniture each day.Hence:
\(35.5 + 45.5x < 240\)
Then, solving the inequality:
\(x < \frac{240 - 35.5}{45.5}\)
\(x < 4.49\)
Considering the number of desks has to be an integer, maximum number of desks that Bella can assemble is of 4.
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Player Aled a baseball league in runs batted in for the 2005 regular season. Player B, who came in second to player A, had 18 fewer runs batted in for the 2005 regula
season. Together, these two players brought home 232 runs during the 2005 regular season. How many runs batted in did player A and player Beach account for?
Player A had
runs and player B had
runs batted in for the 2005 regular season.
Answer:
A = 120
B = 102
Step-by-step explanation:
Assume A had x runs
So B had \(x-18\) runs {the total runs is 222}
A + B = 222
2x = 240
x = 120
B: x - 18 = 120 - 18 = 102
When x = 1/2, what is the value of 8x-3/x?
Answer:
Step-by-step explanation:
Putting value of x = 1/2 in the equation
8x - 3/x
8(1/2) - 3(1/2)
= 4 - 3/2
= 2.5 or 5/2
3m+5n-4d+7m-12n-15d=
Answer:
−
1
9
+
1
0
−
7
Step-by-step explanation:
ez
Find the area of the polygon. 4 cm 8 cm 8 cm 2 cm 2 cm 4 cm . . . Question content area right Part 1 The area of the polygon is
Answer:
the answer is 28 bc 2+2+4+4+8+8=28 so you answer will be twenty eight centi meters
There is a line that includes the point (-5, 2) and has a slope of -3. What is its equation in slope-intercept form?
Answer:
y=-3x-13
Step-by-step explanation:
Answer:
1 .
Step-by-step explanation:
For which values is this expression undefined?
Answer:
x=3
Step-by-step explanation:
You can get the answer by substituting the value of x in the equations, your aim is to find a number that will make both equations equal zero.
Bob can cut through a log in two minutes. How long will it take Bob to cut a 24-foot log into 4-foot sections?
Answer:
It will take 6 minutes for Bob to cut 24-foot log into 4-foot sections
Step-by-step explanation:
First: Find out how many sections he has to make
Second: How long does it take to cut 1 section
Third: Multiply Sections x Time taken
Fourth: Answer finished
The graph shows the distribution of the lengths (in seconds) of videos on a popular video-streaming site. The distribution is approximately Normal, with a mean of 264 seconds and a standard deviation of 75 seconds.
A graph titled Streaming Videos has length (seconds) on the x-axis, going from negative 36 to 564. The highest point of the curve is at 264.
What percentage of videos on the streaming site are between 264 and 489 seconds?
0.15%
49.85%
95%
99.7%
According to the properties of the standard normal distribution, approximately 99.7% of the values lie within three standard deviations of the mean. Therefore, the answer is 99.7%.
To determine the percentage of videos on the streaming site that are between 264 and 489 seconds, we need to calculate the area under the normal curve within that range. Since the distribution is approximately normal with a mean of 264 seconds and a standard deviation of 75 seconds, we can use the properties of the standard normal distribution to find the desired percentage.
First, we need to convert the values 264 and 489 to z-scores, which represent the number of standard deviations a particular value is away from the mean. The z-score formula is given by:
z = (x - μ) / σ
where x is the value, μ is the mean, and σ is the standard deviation. Plugging in the values, we get:
z1 = (264 - 264) / 75 = 0
z2 = (489 - 264) / 75 = 3
Next, we can use a standard normal distribution table or a calculator to find the area under the curve between z = 0 and z = 3. The area represents the percentage of videos falling within that range. The answer is 99.7% .
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Kiaan wants to pay for dinner at a restaurant. He has $30.00 in his wallet, and the meal costs $23.86. He wants to leave a 15% tip. Does he have enough? If so, how much will he have leftover? If not, how much more does he need? PLS EXPLAIN.
Answer:
2.56
Step-by-step explanation:
100%->23.86
15%-> 3.579
3.579+23.86=27.439(how much he needs to pay including tip)
30-27.439=2.561
≈2.56 (since we dont usually pay up to 3 d.p.)
A 2015 Gallup poll of 1,627 adults found that only 22% felt fully engaged with their mortgage provider.
What is the sample size? Give only the number:
The margin of error for this data set is 2.5%. What is the 95% confidence interval for those who say they felt fully engaged with their mortgage provider (rounded to 1 decimal place)?
The sample size for the Gallup poll is 1,627 adults. The 95% confidence interval for those who say they felt fully engaged with their mortgage provider is approximately 22.0% (rounded to 1 decimal place).
To calculate the 95% confidence interval, we need to consider the margin of error. The margin of error is given as 2.5%, which means that we need to account for plus or minus 2.5% around the observed proportion of 22%.
First, let's calculate the margin of error:
Margin of Error = 2.5% of 22% = 0.025 * 22% = 0.0055
Next, we can calculate the lower and upper bounds of the confidence interval:
Lower Bound = 22% - Margin of Error = 22% - 0.0055 = 21.995% ≈ 22.0%
Upper Bound = 22% + Margin of Error = 22% + 0.0055 = 22.005% ≈ 22.0%
Therefore, the 95% confidence interval for those who say they felt fully engaged with their mortgage provider is approximately 22.0% (rounded to 1 decimal place).
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A recipe for a fruit drink calls for 2 cups of fruit juice for every 5 cups of water. Look at each drink mix. Does each drink mix follow the recipe?
4 cups of fruit juice and 10 cups of water. Yes. No.
0.5 cup of fruit juice and 1 cup of water. Yes. No.
1 cup of fruit juice and 2.5 cups of water. Yes. No.
7 cups of fruit juice and 17 cups of water. Yes. No.
Answer:
A. Yes
B. No
C. Yes
D. No
Step-by-step explanation:
A and C has an equivalent ratio.
B and D do not.
2:5 x2 = 4:10
Because if we multiply 2 on both the 2 cups of fruit juice and the 5 cups of water we'll get
4:10 which is the ratio of A
If we divide both the 2 cups of fruit juice and the 5 cups of water with 2 we'll get...
2 ÷ 2 = 1
5 ÷ 2 = 2.5
1:2.5 is the ratio for C.
So both C and A are correct
The rest, B and D, are not equivalent.
A particle in the ocean moves with a wave. The motion of the particle can be modeled by the cosine function. If a 14 in. wave occurs every 10 s, write a function that models the height of the particle in inches y as it moves in seconds x. What is the period of the function?
The required function y = 7 cos (2π * 0.1 * x) and period of the function is 10 seconds, which is the time it takes for one complete cycle of the wave.
How to find the cosine function of this problem?he cosine function can be used to model periodic motion, and its general form is:
y = A cos (Bx + C) + D
where A is the amplitude, B is the frequency, C is the phase shift, and D is the vertical shift.
In this case, we know that a 14 in. wave occurs every 10 s, so we can use this information to find the frequency, which is the reciprocal of the period. The period is the time it takes for one complete cycle of the wave, which in this case is 10 s.
Therefore, the frequency is:
\(f = \frac{1}{T}=\frac{1}{10} = 0.1 Hz\)
We can also see that the amplitude of the wave is 7 inches, since the wave has a height of 14 inches from its highest point to its lowest point.
Now we can write the function that models the height of the particle in inches y as it moves in seconds x:
y = 7 cos (2π * 0.1 * x)
Here, the frequency is expressed in radians per second (2π * 0.1 = 0.2π), since the cosine function takes radians as its argument. The phase shift and vertical shift are both zero in this case, since the wave starts at its highest point and has no vertical shift.
Therefore, the period of the function is 10 seconds, which is the time it takes for one complete cycle of the wave.
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What is 7*1893/2? Help please
Multiply first then divide:
7*1893 = 13251
13251/2 = 6625.5
Answer: 6625.5
Please help ill give brainliest
The diagram showing parallel lines and the related angles is used to fill the information
d Nail salon
c Community Center
g Library
e Gas Station
a Clothing Store
f Pet Store
h Restaurant
b Park
What is same side exterior angle?Two angles that are inside (between) the two lines, more especially on the same side of the transversal, are referred to as same side inside angles.
Vertical angels are the angles that are the opposite angles formed when two lines cross. They are equal to each other.
Angles with the same size that are found on opposing sides of the transversal line are known as alternate angles. Angles that alternate are equal:
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please help me with my homework
Answer:
a. Using a graphing calculator: 4.486089611
b. To 2 decimal places: 4.49
simplify
21m^2−122m+112/9m^2−196
Answer:
3m-8/7m+14
Step-by-step explanation:
Concord Pizza's checkbook balance is $1,799.59. The bank statement has a balance of $2,314.22. Interest earned on the statement was $35.50. With checks outstanding of $504.13 and a monthly service charge of $25.00, the reconciled balance is:
The reconciled balance would be:
$2,314.22 (bank statement balance) + $35.50 (interest earned) - $504.13 (checks outstanding) - $25.00 (monthly service charge) = $1,820.59
Y=-4. Y=x-8 solve for substitution
Answer:
ok
Step-by-step explanation:
I think
Help please:)
Graph the equation by plotting points.
X=4
Answer:
(4,0)
Step-by-step explanation:
You basically are plotting a point on the positive number 4 on the x line. Since they're only asking for an X and not a Y, you'd leave it as (4,0). Hope this helps!
Which number sentence is not true?
A.|-20|<20
B.|9|=9
C.|-20|>|9|
D.|9|<|20|
Answer:
A
Step-by-step explanation:
that should be an equal sign
Chay is buying mulch for the zoo's summer flower beds. She has enough in her budget to purchase 55 bags of mulch. If there are 20 flower beds, how many bags of mulch can be used in each flower bed?
Chay can use 3 bags of mulch per flower bed.
Chay is buying mulch for the zoo's summer flower beds. She has enough in her budget to purchase 55 bags of mulch. If there are 20 flower beds, how many bags of mulch can be used in each flower bed?The number of bags of mulch that can be used in each flower bed can be found by dividing the total number of bags of mulch by the number of flower beds, as given by the problem.Let X be the number of bags of mulch used in each flower bed. Then, the following equation can be written:Total number of bags of mulch = X × number of flower beds (20)Or, 55 = 20XDividing both sides of the equation by 20, we get: X = 55/20X = 2.75.Therefore, Chay can use 2.75 bags of mulch in each flower bed. However, since we cannot have a fraction of a bag of mulch, she would have to round up to 3 bags of mulch per flower bed to ensure each flower bed has enough mulch.
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Find the missing factor (6 + 3) + 5 = (3 × _?_ ) + 5
Answer:
(6+3)+5=(3x?)+5
9+5=(3×3)+5
14=9+5
14=14
so,the missing factor is 3.