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: A survey is conducted on 800 people from a city. It is found that 6 1% of people surveyed speakHindi, 54.5% people speak Bangla and 37.5% of them speak English. 16.5% people can speak only Hindi and Bangla, 14.5% people can speak only Hindi and English and 6% people can speak only Bangla and English. Answer the following questions based on this information.
How many people are there who can speak only Hindi ?

 Option A: 172

 Option B: 174

 Option C: 176

 Option D: 178

 Option E: 179

Answer: Option C


Question: Question: In what time will a railway train 90 m long moving at the rate of 44 kmph pass a telegraph post on its way?

 Option A: 3

 Option B: 5

 Option C: 4.3

 Option D: 6.5

 Option E: 7.4

Answer: Option E


Question: Question: An empty wooden vessel weighs 8% of its total weight when filled with paint. If the weight of a partially filled vessel is one half that of a completely filled vessel, what fraction of the vessel is filled.

 Option A: 3/5

 Option B: 5/9

 Option C: 1/24

 Option D: 4/9

 Option E: 3/7

Answer:
Option E