Question

Five years ago the average age of p and q was 25. The average age of p,q,r todays is 25. Age of r after 5 years will be

Answer 1

the age of r is 25 after five years

Answer 2

Find the sum of age of p and q 5 years ago:

Average age = 25

Sum of their age = 25 x 2 = 50

Find the sum of age of p and q now:

Sum of their age = 50 + 10 = 60

Find the sum of age of p, q and r now:

Average = 25

Sum of their age = 25 x 3 = 75

Find the age of r now:

r = 75 - 60 = 15

Find the age of r 5 years later:

r = 15 + 5 = 20

Answer: r will 20 years old 5 years later.