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 man rows to a place 48 km distant and come back in 14 hours. He finds that he can row 4 km with the stream in the same time as 3 km against the stream. The rate of the stream is:

 Option A: 2 km/hr

 Option B: 1 km/hr

 Option C: 4 km/hr

 Option D: 6 km/hr

 Option E: 5 km/hr

Answer: Option B


Question: Question: 5, 10, 13, 26, 29, 58, 61, (....)

 Option A: 122

 Option B: 125

 Option C: 128

 Option D: 64

 Option E: 130

Answer: Option A


Question: Question: According to the directions on a can of frozen orange juice concentrate, 1 can of concentrate is to be mixed with 3 cans of water to make orange juice. How many 12 ounce cans of concentrate are required to prepare 120 six-ounce servings of orange juice?

 Option A: 12

 Option B: 15

 Option C: 18

 Option D: 21

 Option E: 24

Answer:
Option B