JAMB Mathematics 2019 Objective — Question 13

Question 13 of 40 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2019 Objective paper, with the correct answer and a full explanation.

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

A. 48cm³
B. 60cm³
C. 270cm³
D. 33cm³Correct

Explanation

Volume of the cube = 3³ = 27cm³. Volume of the tank = 3×4×5 = 60cm³. With the cube inside, water capacity = 60−27 = 33cm³.

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