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: How many pieces of 0.85 metres can be cut from a rod 42.5 metres long?

 Option A: 30

 Option B: 40

 Option C: 50

 Option D: 60

 Option E: 70
[A]: Option C


[Q]: Question: For an employee to qualify for early retirement at a certain company, the sum of the employee’s age and years of service must be at least 72, If Sue was K years old when she was hired by the company, what is the minimum age at which she could possibly qualify for early retirement.

 Option A: K+36

 Option B: 2K+36

 Option C: (72+K

 Option D: (72-K

 Option E: 2(72-K
[A]: Option C


[Q]: Question: A, B and C rent a pasture. A puts 10 oxen for 7 months, B puts 12 oxen for 5 months and C puts 15 oxen for 3 months for grazing. If the rent of the pasture is Rs. 280, how much must C pay as his share of rent?

 Option A: 45

 Option B: 50

 Option C: 55

 Option D: 65

 Option E: none
[A]:
Option E