Pls help am failing
Hehehehgshdhdjsjbsvdv

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?