Question

The average age of a group of 15 students is 20 years. Two persons of age 30 years and 44 years, left the group and 2 persons of age 25 years and 34 years, joined the group. Find the new average age of the group.

A 17 years
B 19 years
C 13 years
D 20 years
Practice Next

Relevant for Exams:

Hey! Ask a query