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larisa86 [58]
3 years ago
14

The pic is below plz help. thx a bunch

Mathematics
1 answer:
Lady bird [3.3K]3 years ago
6 0
The area of the whole wall is 96 but subtracted the area of the 2 windows is 66. so she has a 66 out of 96 probabillity of picking a point on the wall and a 30 out of 96 probabillity of picking the window 
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True or false: the basic rate can be calculated by dividing the basic wage by the hours worked? ​
kati45 [8]

Answer

true

Step-by-step explanation:

Divide the total earnings for the workweek, including earnings during overtime hours,

4 0
3 years ago
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With one method of a procedure called acceptance sampling, a sample of items is randomly selected without replacement and the en
GuDViN [60]

Answer:

P = 0.1447

Step-by-step explanation:

Given

n = 7000 -- total

d = 180 --- defective

r = 6 --- selected

Required

The probability of rejecting the batch

This means that at least one of the selected piece is defected.

So, we first calculate the probability that all the selected piece are accepted.

So, we have:

Pr = \frac{7000 - 180}{7000} * \frac{6999 - 180}{6999}* \frac{6998 - 180}{6998}* \frac{6997 - 180}{6997}* \frac{6996 - 180}{6996}* \frac{6995 - 180}{6995}

The denominator decreases by 1 because it is a probability without replacement; 180 is subtracted from the numerator to represent the number of non-defective CDs

So, we have:

Pr = \frac{6820}{7000} * \frac{6819}{6999}* \frac{6818}{6998}* \frac{6817}{6997}* \frac{6816}{6996}* \frac{6815}{6995}

Pr = 0.8553

Using the complement rule, the probability that the batch will be rejected is:

P = 1 - 0.8553

P = 0.1447

8 0
3 years ago
If f(x) equals x/2+8 what is f(x) when x=10
Sphinxa [80]

Answer:

13

Step-by-step explanation:

Since we want to find f(x) when x equals 10, we can substitute 10 in for x

f(x)=x/2 +8

f(10)=10/2+8

Divide 10 by 2

f(10)=5+8

Add 5 and 8

f(10)=13

So, f(x) when x=10 is 13

4 0
3 years ago
Read 2 more answers
The record holder in eating chocolate ate 31.5 ounces of Chicago Chocolate Hearts in 7 minutes. How much chocolate did he eat pe
sasho [114]

Answer:

Step-by-step explanation:

This is a unit rate problem.  If we want to find out how much chocolate was eaten in 1 minute, we divide 31.5 by 7.  This gives us the number of ounces of chocolate eaten in 1 minute: 4.5 ounces per minute.

7 0
4 years ago
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1. Which ratios form a proportion? a. 4/9, 12 / 25 b. 3 / 7, 18 / 42 c. 5/11, 20/45 d. 5/8, 15/25. 2. Which ratio forms a propor
harkovskaia [24]
I am pretty sure that the right answer for the first question which is being asked is the second option - <span><span>b. 3 / 7, 18 / 42
</span>What about the next one, I bet it's </span> d. 60 / 100. 3
And the last one is  a. 5/8=15/24 
4 0
4 years ago
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