Tiana can clear a football field of debris in 3 hours. Jacob can clear the same field in 2 hours. If they decide to clear the field together, how long will it take them?

Question

asked May 16, 2019 231k views

1 Answer

Trosborn · Answer 1 · 2019-05-22T11:54:43+0000

1/3 + 1/2 = 1/x where x = time it takes working together

5/6 = 1 /x
5x = 6
x = 6/5

Its take 1 1/5 hours = 1 hour 12 minutes working together