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: 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
Option B

Question: You are renting an apartment and you need √676 for each side, how many feet are you looking to measure?

 Option A: 21

 Option B: 22

 Option C: 23

 Option D: 24

 Option E: 26
Option E

Question: a man can row 14 kmph in still water.it takes him thrice as long to row up as to row down the river.find the rate of stream

 Option A: 13 km/hr.

 Option B: 6 km/hr.

 Option C: 7 km/hr.

 Option D: 15 km/hr.

 Option E: 11 km/hr.

Option C