A water tank contains 100 litres of water. Due to leakage in the tank the quantity of water is decreasing at the rate of 7 litres every hour . how much is left in the tank after 9 hours?
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Total water content by water Tank-100litres
Water decreases in one hour-7L
Water decreases in nine hours=7 multiply by 9 =63L
Water left in the tank after nine hours=100-63
=37 L
I hope u understand
Water decreases in one hour-7L
Water decreases in nine hours=7 multiply by 9 =63L
Water left in the tank after nine hours=100-63
=37 L
I hope u understand
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