Question:
Present ages of Sara and Nitha 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
Answer:
A. 30 years
Explanation:
Sara = 6x, Nitha =7x Before 5 years, (6x - 5) / (7x - 5) = 5/6 36x - 30 = 35x - 25 x= 5 Sara's present age = 6x = 6 * 5 = 30 years