Question

Given that y is proportional to x, what linear equations can you
write if y is 16 when x is 20?

Answer 1

y=16  x=20
 put these values into the equation and see if it's right or wrong

A) 16 ≠20*20 wrong
B) 16 ≠ (5/4)*20 - wrong
C) 16=(4/5)*20 - right
D) 16≠0.6*20

Answer: C) y=4/5*x