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April 24, 2014

Homework Help: Maths urgent help needed!

Posted by joi on Sunday, October 23, 2011 at 9:28am.

A rectangular tank measures 60cm by 40cm by 30cm. It is half filled with water. Water is added to the tank at a rate of 13litres per minute and drained out at 9litres per minute. Find the volume of water in the tank after 7 minutes.

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