The task is to generate the correct answer for a given math problem.

Q: Problem: the sum of ages of 5 children born 1 years different each is 30 years . what is the age of the elder child ?

A: 8
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Q: Problem: the sum of the even numbers between 1 and n is 89 * 90 , where n is an odd number , then n = ?

A: 179
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Q: Problem: two years ago , ram put $ 500 into a savings account . at the end of the first year , his account had accrued $ 100 in interest bringing his total balance to $ 600 . the next year , his account balance increased by 10 % . at the end of the two years , by what percent has ram ' s account balance increased from his initial deposit of $ 500 ?

A:
32 %
****