Answer:
12/23 or about 52%
Step-by-step explanation:
Total movies = 23
Comedies = 11
12/23
HELP I NED THIS SOLVED 1/3 divided by 2/9 as a fraction
Answer:3/2
Step-by-step explanation:
Anthony invested a sum of money 3 years ago in a savings account that has since paid interest at the rate of 4%/year compounded quarterly. his investment is now worth $26,289.22. how much did he originally invest?
He originally invested $23,347.
What is compound interest?
Compound interest is the addition of interest to the principal sum of a loan or deposit, or in other words, interest on principal plus interest.
Given Data
The amount invested by Anthony.
Worth of investment after 3 years = $26289.22
Compound interest formula -
Final amount = A (1 + \(\frac{r}{n}\))ⁿˣ
r = 4%
r = 0.04%
t = 3 years
26,289.22 = A{1 + \(\frac{0.04}{4}\)}¹²
26,289.22 = A{ 1 + 0.01}¹²
A = \(\frac{26289.22}{1.1268}\)
A = 23,347.2
rounding off = 23,347
He originally invested $23,347.
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Find a unit vector u with the same direction as x =<40,9>.
Answer:
\(< \frac{40}{49} , \frac{9}{49} >\)
Step-by-step explanation:
They have the same directionUpon cancelling the denominators, they give :< 40, 9 >Therefore, they have the same denominatorPlease help, tysm if you do :)
The length of a rectangle is 2 cm less than three times the width. The perimeter of the rectangle is 92 cm. Find the dimensions of the rectangle. A. 11, 31 cm
B. 12, 34 cm
C. 12, 38 cm
D. 13, 37 cm
Answer:
The answer is B. 12,34 cm .....:)
During each of the first three quarters of the school year, Melissa earned a grade point average of 2. 1, 2. 9, and 3. 1. What does her 4th quarter grade point average need to be in order to raise her grade to a 3. 0 cumulative grade point average?
Answer: 3.9
Step-by-step explanation:
She should have 4 grades that average to 3.0
2.1
2.9
3.1
x let's call last number x
Average = (2.1 +2.9 +3.1 +x) / 4 >She wants 3.0 so Average =3.0
3.0 = (2.1 +2.9 +3.1 +x) / 4 >Multiply both sides by 3
12. 0 = (2.1 +2.9 +3.1 +x) >combine like terms
12.0 = 8.1 +x >Subtract 8.1 from both sides
x = 3.9
She needs a 3.9 for the 4th quarter to have a 3.0 average
Answer: 3.9
Step-by-step explanation:
(2.1 + 2.9 + 3.1) / 3=2.7
(3.0 x 4 quarters)
(2.7 x 3 quarters)
(8.2 + x) / 4 = 3.0
Solving for x:
8.1 + x = 12
x = 3.9
Therefore, Melissa needs to earn a grade point average of 3.9 in the fourth quarter to raise her cumulative grade point average to 3.0
7. On Monday, Jeremiah had a debt of $92.80 after buying a pair of Jordan's. Jeremiah was
paid $126.42 from his job at Home Depot on Tuesday. After depositing his check from
Home Depot, what is the amount, in dollars, in Jeremiah's bank account?
A $33.62
B. $219.22
C. $174.42
D. $42.22
Answer:
A $33.62
Step-by-step explanation:
To figure this out you have to take -92.80 and add 126.42 to get $33.62. Have a great day and LEAVE ME ALONE PLZ! <3
Answer:
-92.80+126.42=33.62
Step-by-step explanation
Since you owe $92.80 it would be a negative. So it would be like this.
126.42-92.80= 33.62
Or
-92.80+126.42=33.62
Hope this Helps.
A group of workers can plant 21 acres in 7 days.
What is their rate in acres per day?
Answer:
3
Step-by-step explanation:
21 acres divided by 7 days equals to 3 days
Each day they do 3 acres
3 acres * 7 days = 21 acres in a week
Answer:
I think 3 acers in a day. if you need an explanation pls let me know :)
A cylinder has a height of 20 millimeters and a radius of 6 millimeters. What is its volume?
Use 3.14 and round your answer to the nearest hundredth.
Answer:
V = hpi(r)^2
= 20(3.14)(17)^2 = 18,149.20 cubic mm
More accurately,
V = 20(3.14159)(17)^2 = 18158.39 mm^3
Step-by-step explanation:
Explain how to use a graph of the function f(c) to find f(3).
c = 12 is a solution for 4c - 2 > 46
Answer: False, it's not a solution
================================================
Explanation:
Replace every copy of c with 12. Then simplify.
4c - 2 > 46
4*12 - 2 > 46
48 - 2 > 46
46 > 46 ... false
The statement is false because there isn't a number that's larger than itself (or smaller than itself).
Since the last statement is false, this means the first inequality is false when c = 12.
Therefore, c = 12 is not a solution.
------------------
Another approach:
Let's isolate c in the original inequality.
4c - 2 > 46
4c > 46+2
4c > 48
c > 48/4
c > 12
The solution set consists of numbers larger than 12. We leave 12 itself out of the solution set.
This is because c > 12 would be 12 > 12 which is false.
If a food item with an original (AP) weight of 4 pounds at a cost of $1.10 per pound yields a servable weight of 2 pounds, what is the cost per servable pound for this food item? a. $0.50 b. $1.50 c. $2.20 d. $4.40
Given that the cost is $1.10 per pound, we can calculate the cost per servable pound by dividing the total cost ($1.10 * 4 pounds) by the servable weight (2 pounds). Therefore, the correct option is c. $2.20.
The original weight of the food item is 4 pounds, and the cost per pound is $1.10. Therefore, the total cost of the food item is 4 pounds * $1.10 = $4.40.
The servable weight of the food item is 2 pounds. To find the cost per servable pound, we divide the total cost ($4.40) by the servable weight (2 pounds):
Cost per servable pound = Total cost / Servable weight = $4.40 / 2 pounds = $2.20.
Hence, the cost per servable pound for this food item is $2.20. Therefore, the correct option is c. $2.20.
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In ΔJKL, the measure of ∠L=90°, LJ = 2.8 feet, and JK = 9.3 feet. Find the measure of ∠J to the nearest tenth of a degree.
Answer:72.5
Step-by-step explanation:
On delta
Which values represent the independent variable? (–2, 4), (3, –2), (1, 0), (5, 5) A. {–2, 3, 1, 5} B. {4, –2, 0, 5} C. {–2, 4, 3, –2} D. {–2, –1, 0, 5} Please select the best answer from the choices provided A B C D
Answer:
The independent variable is the variable that is manipulated or changed during an experiment. In this case, the independent variable is represented by the x-values of the given points.
So, the answer would be option A: {-2, 3, 1, 5}
Step-by-step explanation:
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the burning times of scented candles, in minutes, are normally distributed with a mean of 249 minutes and a standard deviation of 20 minutes. find the number of minutes a scented candle lasts if it burns out sooner than 80% of all scented candles. use excel, and round your answer to two decimal places.
The number of minutes a scented candle lasts if it burns out sooner than 80% of all scented candles is 244 minutes.
When the distribution is normal, we use the z-score formula.
In a set with mean µ and standard deviation σ , the z-score of a measure X is given by:
Z = (X – µ) / σ
What is Z-score?The Z-score shows how many standard deviations the measure is from the mean. After finding the Z-score, need to look at the z-score table and discover the p-value associated with the z-score. This p-value is the probability that the value of the measure is smaller than X, means, the percentile of X. Subtracting 1 by the p-value, we get the probability that the value of the measure is greater than X.
So, in this case, given that:
µ = 249, σ = 20
The number of minutes a scented candle lasts if it burns out sooner than 80% of all scented candles:
100 – 80 = 20th percentile, which is X when Z has a p-value of 0.2. So, X when Z = –0.253.
Now, put all the values into the formula:
Z = (X – µ) / σ
–0.253 = (X – 249) / 20
X – 249 = –0.253 * 20
X = 244
Hence, the candle burns for 244 minutes.
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What is the longest increasing subsequence problem in dynamic programming?
The Longest Increasing Subsequence (LIS) problem is a classic problem in dynamic programming. Given a sequence of numbers, the problem is to find the longest subsequence in which the numbers are in increasing order. For example, given the sequence {3, 1, 5, 2, 4}, the longest increasing subsequence is {1, 2, 4}, which has length 3.
The LIS problem can be solved using dynamic programming by defining an array to store the length of the longest increasing subsequence that ends at each position in the sequence. The array is initialized to 1, and then for each position i in the sequence, the length of the longest increasing subsequence that ends at i is calculated by finding the maximum length of any subsequence that ends at a position j < i and has a smaller value than the value at i. The final solution is the maximum length of any subsequence in the array.
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Pls help I always get these wrong
Answer:
Step-by-step explanation:
8x - 3 < 5x + 3
= 8x - 5x < 3 + 3
= 3x < 6
= x < 6/3
= x < 2
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On a certain hot summer's day, 426people used the public swimming pool. The daily prices are 1.50 for children andn2.25 for adults. The receipts for admission totaled 753.75 How many children and how many adults swam at the public pool that day?
Number of children and the number of adults using the swimming pool are 273 and 153 respectively.
What type of Equations are Linear?An equation is linear if the equation contains variables having the maximum degree of 1.
Solving linear equations can be done using Substitution method, Elimination method or Graphical method.
Let x be the number of adults and y be the number of children.
Given that, On a certain hot summer's day, 426 people used the public swimming pool.
x + y = 426
y = 426 - x
The daily prices are 1.50 for children and 2.25 for adults. The receipts for admission totaled 753.75.
2.25x + 1.5y = 753.75
We got two linear equations.
Solving the linear equations got using substitution.
Substituting y = 426 - x in 2.25x + 1.5y = 753.75,
2.25x + 1.5(426 - x) = 753.75
2.25x + 639 - 1.5x = 753.75
0.75x = 114.75
x = 153
y = 426 - 153 = 273
Hence number of adults is 153 and number of children is 273.
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If 7 is an element in the domain of f(x)= 6x-18/2, what is the corresponding element in the range?
The corresponding element in the range when 7 is an element in the domain is f(7)=33
Step-by-step explanation:
Given that the 7 is an element in the domain of f(x)
The function f is defined by f(x)=6x-18/2
To find the corresponding element in the range:
That is put x=7 in the given function f(x)
Therefore f(x) becomes
f(7) = 6(7)-18/2
=42-18/2
=42-9
=33
Therefore corresponding element in the range when 7 is an element in the domain is f(7)=33
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need help can’t figure it out!
Answer:
Step-by-step explanation:
This is a trick question, about the red marks again. those marks are important b/c they tell you that the lengths are the same, so that the angles MUST also be the same. That is , D and E are equal
so set up your equations with that info
180 = 84 +2p
now use your algebra skillz to solve
180-84 / 2 = p
96/2 = p
48 = p
see??
Which of the following is the quotient of the rational expressions shown
below?
X/3x-1 divide x-2/2x
Answer: To divide two rational expressions, you need to first find the least common denominator (LCD) of the two expressions. The LCD is the least common multiple of the two denominators.
In this case, the rational expressions are x/(3x-1) and (x-2)/(2x). The LCD of these two expressions is (3x-1)(2x), which can be factored as 6x(x-1).
To divide the two rational expressions, you need to express each expression as a fraction with the LCD as the denominator.
The first expression, x/(3x-1), can be rewritten as (x * (2x))/(3x-1 * (2x)) = (2x^2)/(6x^2-2x).
The second expression, (x-2)/(2x), can be rewritten as ((x-2) * (3x-1))/(2x * (3x-1)) = (3x^2-3x+2)/(6x^2-2x).
To divide these two expressions, you can divide the numerators and the denominators separately:
(2x^2)/(6x^2-2x) ÷ (3x^2-3x+2)/(6x^2-2x)
= (2x^2) ÷ (3x^2-3x+2)
= (2/3)x^2 ÷ (x^2-x+2/3)
Therefore, the quotient of the rational expressions x/(3x-1) and (x-2)/(2x) is (2/3)
Step-by-step explanation:
a shipment of 13 televisions sets contains 6 defective sets. a hotel purchases 6 of these televisions sets. what is the probability that the hotel receives at least one of the defective sets?
The probability that the hotel receives at least one of the defective sets is 99.59%
To find the probability that the hotel receives at least one defective set, we can use the concept of complementary probability.
The probability of the hotel receiving at least one defective set is equal to 1 minus the probability of the hotel receiving no defective sets.
The probability of the hotel receiving no defective sets can be calculated as the ratio of the number of ways to choose 6 non-defective sets out of the total number of ways to choose any 6 sets.
The total number of ways to choose 6 sets from the shipment of 13 sets is given by the binomial coefficient C(13, 6).
The number of ways to choose 6 non-defective sets from the remaining 13 - 6 = 7 non-defective sets is given by the binomial coefficient C(7, 6).
Therefore, the probability of the hotel receiving no defective sets is:
P(no defective sets) = C(7, 6) / C(13, 6)
To find the probability of receiving at least one defective set, we subtract this probability from 1:
P(at least one defective set) = 1 - P(no defective sets)
Calculating the values:
C(7, 6) = 7
C(13, 6) = 1716
P(no defective sets) = 7 / 1716
P(at least one defective set) = 1 - 7 / 1716
Therefore, the probability that the hotel receives at least one defective set is approximately:
P(at least one defective set) ≈ 1 - 0.0041 ≈ 0.9959 or 99.59%
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Manuel's company uses shipping crates with dimensions 3 m x 3 m x 7 m. He has to ship 25 000 boxes with dimensions 10 cm x 10 cm x 20 cm. Calculate whether one crate will be enough.
The one crate will indeed be enough to ship the 25,000 boxes with dimensions 10 cm x 10 cm x 20 cm.
What is the formula for calculating volume?The volume of a box is obtained by multiplying three measurements: length, width and height. The three measurements must be expressed in the same unit of measurement, whether in millimeters, centimeters or meters.
Knowing that the volume of the box is:
Length x Width x Height = 10 cm x 10 cm x 20 cm = 2000 cm³
So calculate the total volume :
Total volume = Volume of one box x Number of boxes = 2000 cm³ x 25,000 = 50,000,000 cm³
Calculate the volume of the shipping crate:
Length x Width x Height = 3 m x 3 m x 7 m = 63 m³
Converting the volume of the shipping in m to cm:
63 m³ x 1,000,000 cm³/m³ = 63,000,000 cm³
Therefore, one crate will indeed be enough to ship the 25,000 boxes with dimensions 10 cm x 10 cm x 20 cm.
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Show that the equation x ^ 3 + 6x - 10 = 0 has a solution between x = 1 and x = 2
what dose y equal when the equation is negitive 5 y plus 4 is equal to negitive 11
Answer: y = 1.4
Step-by-step explanation:
if you write the equation it would be
-5y - 4 = -11
so first you would subtract 4 from -4 and -11 to cancel out the four.
so your equation would look like this -5y= -7
so now u would divide -5 by both sides to canceled out the -5
your equation should end up looking like
y=1.4
Enacting a modeled response depends on your ability to reproduce the response by converting your stored mental images into overt behavior.
Answer:
??
Step-by-step explanation:
Jarrod sports card holder can hold 9 cards on each page. How many pages will Jarrod need if he has 75 sport cards?
Hello! Lets take a look.
To do this problem you would have to divide.
"75/9"
So what is the answer to that?
8!
a bowl holds 1.341 L of punch someone added more punch to the bowl which made 2.366 L of punch how much more punch was added to the bowl which made it 2.366 L of punch how much more punch was added
To find out how much more punch was added to the bowl, we need to subtract the original amount of punch (1.341 L) from the new amount of punch (2.366 L).
So, we can write this as:
2.366 L - 1.341 L = 1.025 L
Therefore, 1.025 L of punch was added to the bowl to make it 2.366 L of punch.
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Find if p(a) = 0.50 and p(b) = 0.30. if a and b are mutually exclusive what is p(a ∩ b)?
Probability of the intersection of events A and B (p(a ∩ b)) is 0 when events A and B are mutually exclusive.
How is probability of the intersection of events calculated?To find the probability of the intersection of events A and B (p(a ∩ b)) when p(a) = 0.50 and p(b) = 0.30, and events A and B are mutually exclusive, follow these steps:
1. Recognize that mutually exclusive events have no overlap and cannot occur at the same time.
2. Apply the definition of mutually exclusive events: p(a ∩ b) = 0 for mutually exclusive events.
So, the probability of the intersection of events A and B (p(a ∩ b)) is 0 when events A and B are mutually exclusive.
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Does this graph represent a function?Explain
Check the picture below.
If in a population of 100 individuals, the allele frequency of the dominant allele is 0.8, how many homozygous dominant individuals are there? a. 64 b. 32 c. 16 d. 80
The answer is 64. To find the number of homozygous dominant individuals in the population.
We need to use the Hardy-Weinberg equation:
p^2 + 2pq + q^2 = 1
Where:
p = frequency of dominant allele
q = frequency of recessive allele
Since the dominant allele frequency is 0.8, we can assume that the recessive allele frequency is 0.2 (since p + q = 1).
To find the frequency of homozygous dominant individuals (p^2), we simply square the frequency of the dominant allele:
p^2 = (0.8)^2 = 0.64
To find the number of homozygous dominant individuals, we multiply the frequency by the total population size:
0.64 x 100 = 64
Therefore, there are 64 homozygous dominant individuals in the population.
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