Aswimming pool is filled with water at a rate of 13.592 litres every 150 seconds. calculate the amount of water that goes into the pool in 12 minutes.

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?

If a is a nonzero real number then the reciprocal of a is

Factor the polynomial expression x6 – x3 – 20