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Setler [38]
4 years ago
12

4. At the local burger joint, 45% of the customers purchase cheeseburgers 1 point

Mathematics
1 answer:
Artist 52 [7]4 years ago
5 0

Answer:

0.8

Step-by-step explanation:

Event  that they bought a burger = A

Event that they purchased fries = B

45% of the customers purchase cheeseburgers.

80% of the customers purchase fries.

Since 80% of the customers purchase fries, if a customer is selected at random:

The probability  that they purchased fries, P(B) = 80% or 0.8.

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If inflation from last year to this year was 2% and a pair of designer jeans sold for $75 last year, what would you expect to pa
tamaranim1 [39]

Answer:

$76.5

Step-by-step explanation:

We have been given that inflation from last year to this year was 2% and a pair of designer jeans sold for $75 last year. We are asked to find the price of pair of designer jeans this year.

An inflation of 2% will increase the price of pair of jeans by 2%, so price of pair of jeans this year would be $75 plus 2% of $75.

\text{Price of pair of jeans this year}=\$75+\$75\times\frac{2}{100}

\text{Price of pair of jeans this year}=\$75+\$75\times0.02

\text{Price of pair of jeans this year}=\$75+\$1.5

\text{Price of pair of jeans this year}=\$76.5

Therefore, the price of pair of jeans would be $76.5 this year.

7 0
3 years ago
Simplify this expression: 13 + (–12) – (–5) = ? <br> A. –30<br> B. –6<br> C. 6<br> D. 30
anygoal [31]
13+(-12) - (-5) \\ \\ 13 - 12 + 5 \\ \\ 6 \\ \\ Answer: \fbox {C) 6}
4 0
4 years ago
Read 2 more answers
An angle measured 10 degrees less than the measure of its complementary angle. Find the measure of both angles
Mazyrski [523]

Answer:

The measure of the angles are 40 degrees and 50 degrees

Step-by-step explanation:

Let

x ----> the measure of one angle in degrees

y ----> the measure of the complementary angle in degrees

we know that

If two angles are complementary, then their sum is equal to 90 degrees

so

x+y=90 ----> equation A

we have that

x=y-10 ----> equation B

Substitute equation B in equation A and solve for y

(y-10)+y=90\\2y-10=90\\2y=100\\y=50

Find the value of x

x=50-10=40

therefore

The measure of the angles are 40 degrees and 50 degrees

3 0
3 years ago
Cameron is trying to find the equation of a line that
Alchen [17]
Yes it does I went on Desmos graphing Calculator and put in the equation and got those answers
5 0
3 years ago
If a confidence interval is given from 43.83 up to 61.97 and the mean is known to be 52.90, what is the margin of error?
timurjin [86]

Answer:

error is 9.07

Step-by-step explanation:

lemme know if its wrong

6 0
3 years ago
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