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: A train 175 m long pass a telegraph pole in 5 seconds. Find the speed of the train

 Option A: 66 km/hr

 Option B: 68.4 km/hr

 Option C: 72 km/hr

 Option D: 126 km/hr

 Option E: None

SOLUTION: Option D

PROBLEM: Question: Find the fourth proportion to 2,4,6

 Option A: 18

 Option B: 12

 Option C: 9

 Option D: 6

 Option E: 8

SOLUTION: Option B

PROBLEM: Question: A sum of money lent out at S.I. amounts to Rs. 720 after 2 years and to Rs. 1020 after a further period of 5 years. The sum is?

 Option A: 600

 Option B: 288

 Option C: 2768

 Option D: 287

 Option E: 191

SOLUTION:
Option A