The task is to generate the correct answer for a given math problem.
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Question: Problem: the cash realised on selling a 14 % stock is rs . 106.25 , brokerage being 1 / 4 % is ?

Answer: 106


Question: Problem: if the sides of a cube are in the ratio 5 : 3 . what is the ratio of their diagonals ?

Answer: 5 : 3'


Question: Problem: having received his weekly allowance , john spent 3 / 5 of his allowance at the arcade . the next day he spent one third of his remaining allowance at the toy store , and then spent his last $ 1.28 at the candy store . what is john ’ s weekly allowance ?

Answer:
$ 4.8