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

[EX Q]: Problem: find compound interest on $ 10000 at 15 % per annum for 2 years 4 months , compounded annually .
[EX A]: 3886.25

[EX Q]: Problem: a " palindromic integer " is an integer that remains the same when its digits are reversed . so , for example , 43334 and 516615 are both examples of palindromic integers . how many 6 - digit palindromic integers are both even and greater than 500000 ?
[EX A]: 200

[EX Q]: Problem: in 10 years , a will be twice as old as b was 10 years ago . if a is now 7 years older than b the present age of b is
[EX A]:
37