Question

20% of the cross-country runners in

a school team weigh between 60 kg
and 70 kg. If 4% of the school of 1125 students are in the cross-country team, how many students in the team weigh between 60kg and 70kg ?

Answer 1

9 students

Explanation:

First find the amount of cross-country team students, 4% * 1125 = 45

Then 20% * 45 = 9, so 9 students in the team weigh between 60 and 70 kilos.