An electrician can wire on average 4.5 houses in a week. how many months will it take her to wire 55 houses if she wires the same number each week and
figures on 4.5 weeks per months?

Ineed to know the answer to this algebra question.

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?

Solving algebraic equations 2m+3=11