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 contractor undertakes to built a walls in 50 days. He employs 60 peoples for the same. However after 25 days he finds that only 40% of the work is complete. How many more man need to be employed to complete the work in time?

 Option A: 25

 Option B: 90

 Option C: 35

 Option D: 20

 Option E: None of these

Answer: Option B


Question: Question: What percent of 60 is 70?

 Option A: 133 1⁄3

 Option B: 75

 Option C: 60

 Option D: 33 1⁄3

 Option E: 116.66

Answer: Option E


Question: Question: If w,x,y,z are consecutive positive integers ; then which of the following is always odd?
[1] w*x+(y+2)^2*z
[2] w^x + z^y
[3] 51y

 Option A: 1

 Option B: 2

 Option C: 3 and 2

 Option D: 1 and 2

 Option E: 2 and 3

Answer:
Option C