Answer:
7/20
Step-by-step explanation:
Seventh grade: Total = 3 + 7 = 10
Number of boys = 7 boys
Probability of a boy being picked = 7/10
Eighth grade: Total 5 + 5 = 10
Number of boys = 5
Probability 5/10 = 1/2
The probability of the correct outcome = 7/10 * 1/2 = 7 / 20
Answer: 7 / 20
I dont get how to work this one out give me a secod
Answer: 7/16
Step-by-step explanation:
i got it right
Answer:
The borrower will pay back $4,136.
Step-by-step explanation:
This is a simple interest problem.
The simple interest formula is given by:

In which E are the earnings, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.
After t years, the total amount of money is:
.
In this question:
Loan amount of 1760, so 
Interest rate of 13 and one half, so 13.5%. This means that
.
10 years, so 
Interest on the Loan:

Total amount:

The borrower will pay back $4,136.