You can buy 3 t-shirts for 24. write a proportion that gives the cost c of buying 7 t-shirts.

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?

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Awater tank holds 18000 gallons. how long will it take for the water level to reach 6000 gallons if the water is used at anaverage rate of 450 gallons per day