instruction:
The task is to generate the correct answer for a given math problem.
question:
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 ?
answer:
22


question:
Problem: the size of a television screen is given as the length of the screen ' s diagonal . if the screens were flat , then the area of a square 19 - inch screen would be how many square inches greater than the area of a square 17 - inch screen ?
answer:
36


question:
Problem: in a kilometer race , a beats b by 48 meters or 12 seconds . what time does a take to complete the race ?
answer:

238 sec