Question

a group of worker take 8 hours to load 15 truck with bricks. How many time would the group take to load 2 truck with bricks?

Answer 1

A group takes 8 hours to load 15 trucks
So time taken to load 1 truck = 15/8 hours
So time taken to load 2 trucks = (15/8)×2= 15/4 = 3hours and 45 mins

Answer 2

workers take 8 hours to load 15 trucks
then on truck is loaded in 8/15hours
then for loading 2 trucks= 8/15*2 hours

=16/15