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15 years ago the difference between the ages of two persons wa
Question

15 years ago the difference between the ages of two persons was 10 years. The elder one was twice as old as the younger one. The present age of the elder person is:

A
25 years

B
35 years

C
45 years

D
55 years

E
None of these

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15 years ago the difference between the ages of two persons was 10 years. The elder one was twice as old as the younger one. The present age of the elder person is:
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Text SolutionText solutionverified iconVerified

Explanation Option [b] is correct. Let the present age of the elder person be x years. Then, the present age of the younger person = (x ? 10) years. According to the given information in the question, (x15)=2(x1015) or x=35years ∴ The present age of the elder person is 35 years.
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Question Text
15 years ago the difference between the ages of two persons was 10 years. The elder one was twice as old as the younger one. The present age of the elder person is:
Answer TypeText solution:1
Upvotes150