Answer:
160 square feet
Step-by-step explanation:
you would do 2*8*10 to get 160 which would be your square surface area
Answer:
b. Because the probability of being 15 or more correct is 0.0207, it is likely that she is just guessing at the questions.
Step-by-step explanation:
-This is a binomial probability distribution with p=0.5, n=20 and x=15.
The function is expressed as:

We calculate the probability of guessing 15 or more correctly:

The probability of passing, guessing 15+ correctly, is 0.0207. This probability is very low and it is it is likely that she is just guessing at the questions
Answer:
3
Step-by-step explanation:
6/2=3
5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5
20 nickles
20•5=1.00
80% of 80 is 64. Hope this helps:)