1.

A monkey climbs a 12 meters high slippery pillar. In his first minute, he climbs 2 meters and in the next minute, he slips one meter down. In this way, how much time will he take to reach the top of the pillar?

A. 10 minutes
B. 21 minutes
C. 12 minutes
D. 11 minutes
Answer» C. 12 minutes


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