Question:
Present age of Sara and Nita are in the ratio of 6:7 respectively. Five years ago, their ages were in the ratio of 5:6 respectively. What is Sara's present age?
A30 years
B35 years
C40 years
Dnone of these
Answer:
A. 30 years
Explanation:
Let present ages of Sara and Nitha are 6x and 7x respectively. After 5 years (6x-5) (7x-5) =5/6 → 36x - 30 = 35x-25 → x=5 Sara's s present age = 6x = 6 * 5 = 30 years