The storage box is 9 feet deep.
Hope this helps!
Amma solve it first then ill tell you what i got as the answer:)
Answer: 0.60
Step-by-step explanation:
Given: Mean : 
Standard deviation : 
The formula to calculate z is given by :-

For x= 20 minutes

The P Value =
Hence, the probability that a randomly selected shopper will spend less than 20 minutes in the store= 0.60
The answer is 640 because if you multiply the total student of 6h grade by 100 and divide by 30. You will get the total of student in the school
Answer:
%40
Step-by-step explanation:
<u>Step 1: Divide 2/5</u>
2/5 = 0.4
<u>Step 2: Convert to Decimal by multiplying by 100</u>
0.4 * 100 = %40
Answer: %40