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8 December, 01:28

A barrel of water is full. It decreases by 85%. Now it has 120 liters of water. How much liters of water did it have to begin with?

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  1. 8 December, 03:27
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    800 liters

    Step-by-step explanation:

    A simple cross multipilcation

    It says it has gone down 85%, so only 15% is left.

    120 liters is 15% of the original sum.

    120 liters 15%

    x = 100%

    120*100/15 = 800 liters
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