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: The average of 4,8,12 and x is 10. Find the value of x?

 Option A: 10

 Option B: 16

 Option C: 15

 Option D: 24

 Option E: 12
answer:
Option B


question:
Question: Find the number of square tiles to cover the floor of a room measuring 6 m * 11 m leaving 0.50 m space around the room. A side of square tile is given to be 50 cms?

 Option A: 187

 Option B: 476

 Option C: 200

 Option D: 208

 Option E: 276
answer:
Option C


question:
Question: A small water pump would take 3 hours to fill an empty tank. A larger pump would take 1/4 hour to fill the same tank. How many hours would it take both pumps, working at their respective constant rates, to fill the empty tank if they began pumping at the same time?

 Option A: 3/13

 Option B: 1/5

 Option C: 1/10

 Option D: 1/3

 Option E: 1/7
answer:

Option A