Question 30

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Jambmaths question: 

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

Option A: 

60 cm2

Option B: 

27 cm2

Option C: 

33 cm2

Option D: 

48cm2

Jamb Maths Solution: 

Volume of cube = s3cm3 = 33cm3 =27cm3

Volume of the tank = $lbh=3\times 4\times 5c{{m}^{3}}=60c{{m}^{3}}$

Volume of the water the tank will hold after the solid cube was placed will be (60 – 27)cm3 =33cm3

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