exam Maths Puzzle Numerical Ability

How do you solve a equation seperated by exponents like with a number and a exponent and the the letter x?

Read Solution (Total 0)

exam Other Question

A roofer earns $24 per hour plus $36 per hour overtime. If he puts in 40 hours of regular time during a certain week and he wishes to earn $1200, how many hours of overtime should he work? A contractor mixed two batches of concrete consisting of 18% and 22% cement to obtain 4,500 kilos of concrete consisting of 21% cement. How much of each batch concrete was used?