Which expression represents the same solution as (4)(-3 1/8)?

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?