instruction:
You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.
question:
Question: At a local supermarket, a box of cereal usually costs 22 dollars. This week, the supermarket sells the box of cereal for 11 dollars. How much money will you save if you buy this cereal at this supermarket?

 Option A: 11 dollars

 Option B: 13 dollars

 Option C: 14 dollars

 Option D: 12 dollars

 Option E: 10 dollar
answer:
Option A


question:
Question: The average expenditure of a labourer for 6 months was 90 and he fell into debt. In the next 4 months by reducing his monthly expenses to 60 he not only cleared off his debt but also saved 30. His monthly income i

 Option A: 70

 Option B: 72

 Option C: 75

 Option D: 78

 Option E: 81
answer:
Option E


question:
Question: A man can row upstream at 25 kmph and downstream at 35 kmph, and then find the speed of the man in still water?

 Option A: 32 kmph

 Option B: 34 kmph

 Option C: 30 kmph

 Option D: 45 kmph

 Option E: 65 kmph
answer:

Option C