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

Q: Problem: sandy gets 3 marks for each correct sum and loses 2 marks for each incorrect sum . sandy attempts 30 sums and obtains 50 marks . how many sums did sandy get correct ?

A: 22
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Q: Problem: what is the dividend . divisor 13 , the quotient is 17 and the remainder is 1

A: 222
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Q: Problem: 80 is divided into two parts in such a way that seventh part of first and ninth part of second are equal . find the smallest part ?

A:
35
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