Three friends shared a pizza, and each person ate their share at different times in the afternoon. if friend a came first and ate 1/4 of the pizza, and friend b ate 1/3 of what was left by friend a, how much was left for friend c?

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

Graph the equation. select integers for x

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?