in a lake there is a patch of lotus every day the patch doubles in size if it takes 10 days for the patch to cover the entire lake how long would it take for the the pitch to cover half of the lake?
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it takes 9 days to cover half the lake because the very next day it doubles and covers full
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0
Answer:
9
Step-by-step explanation:
it is said that the patch will double in all day
assume that the lake is 512cm
1st day = 1cm
2nd=1+1=2
3rd=2+2=4
4th=8
5th=16
6th=32
7th=64
8th=128
9th=256
10th=512
there for it takes 9 days to cover the half of lake
and next day the it would cover full
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