JAMB - Mathematics (2024 - No. 39)
U varies directly as the square root of V when U = 24, V = 9, find the value of V when U = 16.
0.32
4
6
0.25
Explanation
U = K\(\sqrt{V}\)
24 = K\(\sqrt{9}\)
K = 8
U = 8\(\sqrt{V}\)
16 = 8\(\sqrt{V}\)
2 = \(\sqrt{V}\)
V = 4
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