A different aquarium should contain 15,000 liters of water when filled correctly. It will overflow if it gets to 17,600 liters. One day there is an accident and the tank cracks in 4 places. Water flows out of each crack at a rate of 1/2 liter per hour. An emergency pump can re-fill the tank at a rate of 2 liters per minute.

How many minutes must the pump run to replace the water lost each hour?

Dropping less than two inches per mile after emerging from the mountains, a river drains into the ocean. one day's discharge at its mouth, 5.6 trillion gallons, could supply all of country a's households for seven months. based on this statement, determine how much water an average household uses each month. assume that there are 100 million households in country a. country a uses approximately nothing gallons per household per month.

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.