Question

Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 ½ hours. How quickly can all three fill the pool together?

Answer 1

For this you can create a chart

Answer 2

lol everyone feelin too lazy to start?

Answer 3

20 minutes

Answer 4

no wait.

Answer 5

45 minutes

Answer 6

\[\frac{x}{.5}+\frac{x}{.75}+\frac{x}{1.5}=1\]

Answer 7

Solve that.

Answer 8

\[x=\frac{1}{4} hr\]

Answer 9

thanks for your help :D

Answer 10

yw