If y = kx where k is a constant, and y = 24 when x = 6, what is the value of y when x = 5?
A23
B6
C15
D20
Answer & Solution
Correct answer: D. 20
From y = kx with y = 24 at x = 6: k = 24/6 = 4. Then y(5) = 4 * 5 = 20.
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