A fish tank is 40cm long ,60cm wide and 70 cm height. it has been half filled with water. what volume of the tank has not been filled?
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Step-by-step explanation:
l= 40cm
b= 60cm
h= 70cm
therefore, Volume = l*b*h
= 40*60*70 cm
= 168000 cm³
There half volume is filled
= 168000 ÷ 2
= 84,000
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