Ms. Granger gave the cashier $20 to pay for 3 bags of Halloween candy. The cashier gave her $5.24 in change. Each bag cost the same amount. What is the cost in dollars and cents for each bag of candy?

How to solve a simultaneous equation involved with fractions?

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

Is it greater than or less than7*3_9*2