llcoolanaswerne1654 llcoolanaswerne1654

10-10-2017
Mathematics

contestada

Pump a can empty a pool in 20 hours and pump b can empty it in 24 hours. working together, how long

Respuesta :

daint20 daint20

10-10-2017

I would guess 4 hours in that case

Answer Link

Otras preguntas

A pharmaceutical company conducts an experiment in which a subject takes 100 mg of a substance orally. The researchers measure how many hours it takes for one q

The equation A=p(1+r)^t can be used to calculate compound interest on a savings account. A = future balance, p = current balance, r = rate of interest, and t =

Blood is a mixture of a variety of materials. Some of the materials are dissolved in the fluid portion of blood. Other materials, such as blood cells, do not di

It says that Jason try to pay the bill with 2 equal payments into $35, but I need to convert the division problem into a fraction? Please help me?

please solve -3x+12=48

The Aryans... Select one: a. dominated ancient India after their arrival from the north. b. assimilated with the Dravidians to form an egalitarian India. c. in

A Polynomial of degree 0

What is a difference between prokaryotic and eukaryotic cells? A. Prokaryotic cells do not have a nucleus, but eukaryotic cells do. B. Prokaryotic cells alwa

PLEASE HELP ME When water changes phase, it gains or loses energy. During which of the following types of phase changes do the particles of water gain energy? A

What is x minus 1???