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: A and B complete a job in 6 days. A alone can do the job in 15 days. If B works alone, how many days will it take to complete the job?

Option A: 8

Option B: 10

Option C: 12

Option D: 14

Option E: 16

A: Option B
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Q: Question: The sector of a circle has radius of 42 cm and central angle 135o. Find its perimeter?

Option A: 91.5 cm

Option B: 92.2 cm

Option C: 28.9 cm

Option D: 29.2 cm

Option E: 183 cm

A: Option E
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Q: Question: The sum of two consecutive integers is 41. Find the numbers.

Option A: 17, 18

Option B: 7, 8

Option C: 5, 6

Option D: 20,21

Option E: 8, 9

A:
Option D
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