book Maths Puzzle Numerical Ability

Please help!

One painter works 1 1/2 times as fast as another. Find their individual rates for painting a room if together it takes them 4 hours.

Read Solution (Total 0)

book Other Question

If Tom invests 6500.00 at 4% per year, how much additional money must he invest at 10% to ensure that the interst he recieves each year is 8% of the total invested. Solve or "x" Square root (3x+6) = 4