Question

A dance group of 17 teenagers had a mean mass of 44.5kg. to enter a competition there needs to be 18 people in the group with an average mass of 44.4kg or less. what is the maximum mass that the 18th person could be

Answer 1

Explanation:

so first it would be -0.1 but that means you need to remove the 17th person and get 2 really light people because one can not be negative hope this helps