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MATHEMATICS

JAMB 2011 - Question 30

Mathematics 2011 JAMB Past Questions - Question 30: A solid metal cube of side 3cm is placed in a rectangular tank of dimension 3,4 and 5cm.What volume of water can the tank now hold ?

A solid metal cube of side 3cm is placed in a rectangular tank of dimension 3,4 and 5cm.What volume of water can the tank now hold ?

A: 48cm

B: 33cm

C: 60cm

D: 27cm

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Correct Answer

Explanation

Volume of cube = L33sup3 = 27cmsup3Volume of rectanglar tank = L x B x h= 3x4x5 = 60cmsup3Volume of H2O the tank can now hold= volume of rectanglar tank - volume of cube60 - 27 = 33cm sup3