Ajet travels 548 miles in 4 hours. at this rate, how far could the jet fly in 13 hours? what is the rate of speed of the jet?

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?

Simplify the following expression 48^1/2

Two consecutive negative integers have a product of 30. what are the integers?