If y varies inversely as x, and y = 12 when x = 6, what is K, the variation constant? A. 2 B. 72 C. 144 D. 1/3

Question

asked Sep 18, 2019 186k views

1 Answer

Jim Jimson · Answer 1 · 2019-09-24T05:53:13+0000

In this question, it is given that y varies inversely as x . So the equation is

y = (k)/(x)

And here k is the proportionality constant .

And when x=6, y=12

$12 = (k)/(6) \\ k =72$

So the values of the proportionality constant k is 72 and the correct option is B.