The average age of A, B , C, D five years ago was 45 years . by including P, the present average age of all the five is 49 years . the present age of P is?
Correct Answer: 45 years
Explanation:
Present age of P = [(49 x 5 ) - (4 x 45 + 4 x 5 ) ] years
= 45 years.
