TASK DEFINITION: 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.
PROBLEM: Question: Two stations A and B are 20 km apart on a straight line. One train starts from A at 7 a.m. and travels towards B at 20 kmph. Another train starts from B at 8 a.m. and travels towards A at a speed of 25 kmph. At what time will they meet?

 Option A: 9

 Option B: 10

 Option C: 11

 Option D: 12

 Option E: 8

SOLUTION: Option E

PROBLEM: Question: The compound ratio of 1:3, 3:2 and 4:5?

 Option A: 1:9

 Option B: 1:7

 Option C: 1:2

 Option D: 2:5

 Option E: 1:4

SOLUTION: Option D

PROBLEM: Question: A, B and C shared profits in ratio of 9 : 7 : 8. Theypartnered for 14months, 8months and 7months respectively. What was he ratio of their investments ?

 Option A: 10 : 49 : 45

 Option B: 20 : 49 : 64

 Option C: 10 : 19 : 64

 Option D: 20 : 29 : 64

 Option E: 36 : 29 : 63

SOLUTION:
Option E