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A rectangular water tank is 90cm wide and 40cm deep. If it can contains 576 litres of water, what is it lenth

Posted by Nishant Roy 4 years, 11 months ago

CBSE > Class 08 > Mathematics

1 answers

P/R Singh Singh 4 years, 11 months ago

Let the length of the rectangular tank be l cm. Given its width is 90 cm, and depth is 40 cm. Now the volume of the rectangular tank is 90×40×l=3600l cm 3 . Given it can hold 576 litres =576,000 cm 3 of water. Then 3600l=576,000 or,l= 36 5760 or, l=160. So length is 160 cm.

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CBSE > Class 08 > Mathematics