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.

Question: A board of length L feet is cut into two pieces such that the length of piece A is 4 feet less than three times the length of piece B. Which of the following is the length, in feet, of piece A?

Option A: (L+4

Option B: (L-4

Option C: (3L-4

Option D: (3L-1

Option E: (3L+4
Option C

Question: The radius of a wheel is 22.4 cm. What is the distance covered by the wheel in making 1500 resolutions?

Option A: 2112 m

Option B: 2704 m

Option C: 2278 m

Option D: 2288 m

Option E: 2378 m
Option A

Question: Anil invested a capital of Rs.5000 and Sunil invested Rs.10000. Anil invested for a time period which is double than the time period for which Sushil invested. How will a profit of Rs.4000 be divided between them?

Option A: 1000, 3000

Option B: 3000,1000

Option C: 2500,1500

Option D: 2000,2000

Option E: 3000,2000
Option D