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BECE Mathematics 2023 Objective — Question 45

Question 45 of 120 from the Basic Education Certificate Examination (Junior WAEC) (BECE) Mathematics 2023 Objective paper, with the correct answer and a full explanation.

Two similar cylindrical tins are 6cm and 9cm high. If the smaller tin has diameter 8cm, find diameter of the bigger one.

A. 6cm
B. 7cm
C. 8cm
D. 12cmCorrect
E. 14cm

Explanation

Ratio of corresponding lengths = 9/6 = 3/2. Diameter = 8 × 3/2 = 12cm.

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