Help me with this I need help.

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Select all the expressions that will include a remainder.

What is the perimeter of an equilateral triangle if each side is (x+3)?