Mathematics

W ∝ L2 and W = 6 when L = 4. If L = √17…

W ∝ L2 and W = 6 when L = 4. If L = √17 find W
  • A.
    67/8
  • B.
    65/8
  • C.
    63/8
  • D.
    61/8
Correct Answer: Option C
Explanation

W ∝ L2
W = KL2
K = W/L2
K = 6/42
K = 6/16 = 3/8
W = 3/8 L2
W = 3/8(√17)2
W = 3/8 x 17
W = 51/8 = 63/8