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Serhud [2]
3 years ago
15

Jillian surveyed students at her school and found out the following probabilities: P ( freshman ) = 0.30 P ( plays instrument )

= 0.20 P ( freshman and instrument ) = 0.10 ​ P(freshman)=0.30 P(plays instrument)=0.20 P(freshman and instrument)=0.10 ​ Find the probability that a student plays an instrument given they are a freshman. P ( plays instrument ∣ freshman ) =
Mathematics
1 answer:
VLD [36.1K]3 years ago
6 0

Answer: 1/3

Step-by-step explanation:

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<img src="https://tex.z-dn.net/?f=16x%20-%20%288x%20%20%2B%206%29%20%3D90" id="TexFormula1" title="16x - (8x + 6) =90" alt="16x
Lina20 [59]

Answer:

x=12

Step-by-step explanation:

16x - (8x  + 6) =90

The first step is to distribute the - sign

16x -8x -6 =90

Now we combine the like terms

8x-6 = 90

Add 6 to each side

8x-6+6 = 90+6

8x = 96

Divide each side by 8

8x/8 = 96/8

x =12

8 0
3 years ago
In he order o operaions expressions inside parenheses are evaluaed beore exponens or ?
Ksivusya [100]
The answer is A. true, since the order of operations goes as follows:

Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

One way I was taught to remember it was by creating a saying out of the first letters(PEMDAS=Please Excuse My Dear Aunt Sally).
8 0
3 years ago
Which transformation<br> represents a reflectiom over the y axis
Delicious77 [7]

A reflection over the Y-axis would be the flipped point or set of points across the y axis while still retaining the same distance from the y-axis.

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3 0
3 years ago
I need help with matching these up please
jasenka [17]
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4 0
2 years ago
Read 2 more answers
(ii) Using a calculator, or otherwise, determine the exact value, to one decimal place, of 8792-6886 12 X 9 ​
omeli [17]

Answer: I did it in the explanation thingy-

Step-by-step explanation:

Step 1. 8792 - 6886 = 1906

Step 2. 12 x 9 108

That... OR the answer is 205848X

3 0
2 years ago
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