book Maths Puzzle Numerical Ability

find the side of a square given a perimeter of
a.18 b201/2ft

Read Solution (Total 0)

book Other Question

Joanie wants to save $90 for a gift. She begins by saving $.25 the first week. Each week she saves three times as much as the week before. In how many weeks will she have saved at least $90? Solve for x; a, b & c are constants.

9x-b=c