A monkey ascends a greased pole 17 metres high. He ascends 2 metres in first minute and slips down 1 metre in the alternate minute. In which minute, he reaches the top ?	Choose the correct choice from the following options
A) 31st	B) 22nd	C) 23rd	D) 24th	E) None of these
In 2 minutes, he ascends = 1 metre   âˆ´ 15 metres, he ascends in 30 minutes.   âˆ´ He reaches the top in 31st minute.   31stnswer 31st
<result>A</result>
A monkey ascends a greased pole 17 metres high. He ascends 2 metres in first minute and slips down 1 metre in the alternate minute. In which minute, he reaches the top ?