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.

Input: Consider Input: 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

Output: Option A

Input: Consider Input: Question: A and B rent a pasture for 10 months. A put in 80 cows for 7 months. How many can B put in for the remaining 3 months, if he pays half as much again as A?

Option A: 388

Option B: 277

Option C: 266

Option D: 280

Option E: 191

Output: Option D

Input: Consider Input: Question: A sum of Rs.4800 is invested at a compound interest for three years, the rate of interest being 10% p.a., 20% p.a. and 25% p.a. for the 1st, 2nd and the 3rd years respectively. Find the interest received at the end of the three years?

Option A: Rs.3129

Option B: Rs.3120

Option C: Rs.3108

Option D: Rs.3106

Option E: Rs.3127
Output: Option B