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: The parameter of a square is equal to the perimeter of a rectangle of length 16 cm and breadth 14 cm. Find the circumference of a semicircle whose diameter is equal to the side of the square. (Round off your answer to two decimal places)

 Option A: 77.14 cm

 Option B: 47.14 cm

 Option C: 84.92 cm

 Option D: 94.94 cm

 Option E: 23.57 cm

A: Option E
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Q: Question: Two pipes A and B can fill a tank in 15 min and 20 min respectively. Both the pipes are opened together but after 4 min, pipe A is turned off. What is the total time required to fill the tank?

 Option A: 14 min 19 sec

 Option B: 14 min 42 sec

 Option C: 14 min 20 sec

 Option D: 14 min 40 sec

 Option E: 14 min 10 sec

A: Option D
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Q: Question: A monkey climbs 30 feet at the beginning of each hour and rests for a while when he slips back 20 feet before he again starts climbing in the beginning of the next hour. If he begins his ascent at 6 a.m., at what time will he first touch a flag at 120 feet from the ground?

 Option A: 4 p.m.

 Option B: 5 p.m.

 Option C: 6 p.m.

 Option D: 7 p.m.

 Option E: None of these

A:
Option A
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