7
Q:
A) 15 yrs | B) 16 yrs |
C) 20 yrs | D) 21 yrs |
Answer: A) 15 yrs
Explanation:
Explanation:
Let the present age of Ravali = x
=> Swarna's present age = x - 9
From the given data,
x + 7 = 2(x - 9 + 7)
=> x = 11 yrs
Required Ravali's age after 4 years = 11 + 4 = 15 yrs.