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: P is three times as fast as Q and working together, they can complete a work in 12 days. In how many days can Q alone complete the work?

 Option A: 11 days

 Option B: 16 days

 Option C: 13 days

 Option D: 15 days

 Option E: 19 days

A: Option B
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Q: Question: Max left from a Pvt Company. Management hold his salary Rs. 35000/- for one month. Earlier Robert borrowed Rs. 17280/- from company. But Robert forgot that. After one month Robert asked his salary and accountant gives Rs.28500/- to him. What is the incentive amount given to Robert?

 Option A: A

 Option B: B

 Option C: C

 Option D: D

 Option E: E

A: Option C
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Q: Question: If x^2+(1/x^2)=6, x^4+(1/x^4)=?

 Option A: 10

 Option B: 11

 Option C: 12

 Option D: 34

 Option E: 15

A:
Option D
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