Kimberly is a hostess at a restaurant a large party had a bill for 781.50 the restaurant adds a tip of 18% to the bill. Kimberly receives 8% of the tip and each server receives 1/5 of the remaining tip how much does each Sever earn

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?

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

3.4a=57.8 what is the the value of a