Find an Equation of Variation in Which Y Varies Inversely $y = 0.5$

Multiple Choice

Find an equation of variation in which y varies inversely as x and the following is true.
- $y = 0.5$ , when $x = 24$

A) $y = 12 x$
B) $y = \frac { 15 } { x }$
C) $y = \frac { 13 } { x }$
D) $y = \frac { 12 } { x }$