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.
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Question: Question: There are six cards in which it has two king cards. all cards are turned down and two cards are opened what is the possibility to get two kings.

 Option A: 1/15

 Option B: 2/15

 Option C: 3/15

 Option D: 4/15

 Option E: 6/15

Answer: Option A


Question: Question: In a school of 450 boys, 44% of Muslims, 28% Hindus, 10% Sikhs and the remaining of other communities. How many belonged to the other communities?

 Option A: 72

 Option B: 75

 Option C: 80

 Option D: 81

 Option E: 90

Answer: Option D


Question: Question: A is faster than B. A and B each walk 24 km. The sum of their speeds is 7 km/hr and the sum of times taken by them is 14 hours. Then, A's speed is equal to?

 Option A: 2 km/hr

 Option B: 3 km/hr

 Option C: 4 km/hr

 Option D: 7 km/hr

 Option E: 8 km/hr

Answer:
Option B