Assume That Y Is Directly Proportional to X $y = \frac { 3 } { 5 } x$

Multiple Choice

Assume that y is directly proportional to x.If x = 28 and y = 21, determine a linear model that relates y and x.

A) $y = \frac { 3 } { 5 } x$
B) $y = \frac { 4 } { 3 } x$
C) $y = \frac { 3 } { 4 } x$
D) $y = \frac { 2 } { 3 } x$
E) $y = \frac { 3 } { 2 } x$