2 cooks can prepare 10 kilogram of vegetables in 30 minutes. How long would it tame 30 cookers to prepare the same amount

Answer 1

30 = 15 x 2

30 is 15 times as many cooks

30 can do it in 15 times as fast

30/15 = 2 minutes

30 cooks can cook 10kg in 2 minutes