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: How many seconds will a train 100 meters long take to cross a bridge 250 meters long if the speed of the train is 36 kmph?

 Option A: 54 sec

 Option B: 35 sec

 Option C: 25 sec

 Option D: 45 sec

 Option E: 24 sec
[A]: Option B


[Q]: Question: Jamboree and GMAT Club Contest Starts
QUESTION #10:
How many words (with or without meaning)F can be formed using all the letters of the word “SELFIE” so that the two E’s are not together?

 Option A:  660

 Option B:  600

 Option C:  500

 Option D:  300

 Option E:  240
[A]: Option E


[Q]: Question: The total of the ages of Amar, Akbar and Anthony is 62 years. What was the total of their ages three years ago ?

 Option A: 51 years

 Option B: 55 years

 Option C: 74 years

 Option D: 53 years

 Option E: 78 years
[A]:
Option D