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A swimming pool had 2.5 million liters of water in it. Some water evaporated, and then the pool only had 2 million liters of water in it. What percent of the water evaporated?
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Jan 28, 2019
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A swimming pool had 2.5 million liters of water in it. Some water evaporated, and then the pool only had 2 million liters of water in it. What percent of the water evaporated?
Mathematics
middle-school
Maxime Laflamme
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2500000 2000000
___ = ________
100 X
100x2000000/2500000=x
X=80%
The answer is 80%
Shrimpdrake
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Jan 29, 2019
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2.5 - 2= 0.5 mln L of the water evaporated.
2.5 ---- 100%
0.5 ---- x %
x= (0.5*100)/2.5 = (5*100/25)=5*4=20%
20 %
of the water evaporated.
Faran
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Feb 1, 2019
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Faran
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