If a sprinkler waters 1/12 of a lawn in 1/2 hour, how much time will it take to water the entire lawn?

Question

0

2907

1

Guest Jan 20, 2015

+128731

+5

Best Answer

1/12 of the lawn in 1/2 hour means that in 1 hour, it does twice as much = 2 x 1/12 = 2/12 = 1/6 of the lawn.

So...if 1/6 is watered in 1 hour, then it must take 6 hours to water the whole lawn....

CPhill Jan 20, 2015

CPhill · Answer 1 · 2015-01-20T01:03:58

1/12 of the lawn in 1/2 hour means that in 1 hour, it does twice as much = 2 x 1/12 = 2/12 = 1/6 of the lawn.

So...if 1/6 is watered in 1 hour, then it must take 6 hours to water the whole lawn....