the length bredth and height of a cuboidal water tank are 7m,6m,and 15m, respectively.if 8400 litres of water is pumped out of the water tank ,find the fall in the water level in the water tank
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water level in water tank= 63m^3=63×1000litre/8400litre
=630/84
=90/12
=15/2
7.5
=630/84
=90/12
=15/2
7.5
mathsteacher:
answer is 20 dear
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