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MATHEMATICS

JAMB 2007 - Question 22

Mathematics 2007 JAMB Past Questions - Question 22: W ∝ L² and w = 6 when L =4. If L = √17, find w

W ∝ L² and w = 6 when L =4. If L = √17, find w

A: 6 7/8

B: 6 5/8

C: 6 3/8

D: 6 1/8

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Correct Answer

Explanation

W ∝ L2W = KL2K = W/L2K = 6/42K = 6/16 = 3/8W = 3/8 L2W = 3/8(√17)2W = 3/8 x 17W = 51/8 = 63/8