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.

Q: Question: In what time will a train 200 m long cross an electric pole, it its speed be 144 km/hr?

 Option A: 2 sec

 Option B: 2.7 sec

 Option C: 3.5 sec

 Option D: 5 sec

 Option E: 9.5 sec

A: Option D
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Q: Question: Mr. Karan borrowed a certain amount at 6% per annum simple interest for 9 years. After 9 years, he returned Rs. 8010/-. Find out the amount that he borrowed.

 Option A: s. 5266

 Option B: s. 5269

 Option C: s. 5228

 Option D: s. 5201

 Option E: s. 52192

A: Option D
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Q: Question: If x = (y)(y + 1) and y is a prime number less than 10, which of the following could not be the product of 2 consecutive integers?

 Option A: a

 Option B: b

 Option C: c

 Option D: d

 Option E: e

A:
Option C
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