Find an Equation of Variation for the Given Situation $y = \frac { 1.89 } { x }$

Multiple Choice

Find an equation of variation for the given situation.
-y varies inversely as x and y =5.25 when x=0.36

A) $y = \frac { 1.89 } { x }$
B) $y = \frac { 2.29 } { x }$
C) $y = \frac { 14.58 } { x }$
D) y=14.58x