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How many days will take the water lily cover half of the pool?

+1 vote
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In the middle of a round pool lies a beautiful water lily. The water lily doubles in size every day. After exactly 20 days, the lily will cover the complete pool.
After how many days will the water lily cover half of the pool?

posted May 2, 2014 by Chahat Sharma

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2 Solutions

+1 vote

19 days as it will double and fill the pool on the twentieth day

solution May 2, 2014 by Priyaa Trippayar Sahasranaman
0 votes

19 th day it will be half of the pond and in 20th day it will cover ful pond... As it doubles its size every day.,

solution Jun 12, 2014 by Binu Mon



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