Question

The average height of each person in group 'C' having 25 people is 10 cm less than the average height of each person in group 'D' having 20 people. If the sum of the heights of all people in group 'C' is the same as that in group 'D', then what is the average height of a person in group 'D'?

A 65 cm
B 35 cm
C 50 cm
D 45 cm
E None of these
Practice Next

More Average Questions

Hey! Ask a query