Question

It takes 7 gardeners 8 hours to plant 1 680 seedlings on a piece of land.

Calculate (in hours and minutes) how long it would take 12 gardeners to

plant the seedlings​

Answer 1

4 hours, 40 minutes

Explanation:

1680 ÷ 8 hours = 210 seeds per hour for 7 gardeners

30 seeds per hour per gardener

30 x 12 = 360 seeds per hour for 12 gardeners

4.66 hours to plant. which is 4 hours and 40 minutes