WBCS.LIVE practice question
A monkey attempts to climb a 60-meter high slippery pole. In the first minute, he climbs 6 meters, but in the second minute, he slips down 3 meters. This alternating pattern continues. How much total time will he take to reach the very top of the pole?
Solve this multiple-choice question and check the correct answer with its explanation below.
Answer options
Correct answer and explanation
Correct answer: 37 minutes
Explanation: โ Correct Answer: B) 37 minutes ๐ Explanation: The monkey achieves a net height of 3 meters every 2 minutes. However, during his final jump, he will reach the top and will not slip down. He needs to steadily climb 54 meters (60 - 6). Reaching 54 meters will take (54 รท 3) ร 2 = 36 minutes. In the 37th minute, he will make a 6-meter jump, reaching exactly 60 meters.