Question

In the table below, y varies directly with x, Which equation best describes the data?

x 18 3 9
y 6 1 3


Responses

y=12x
y is equal to 12 x

y=3x
y is equal to 3 x

y=32x
y is equal to 3 halves x

y=13x

Answer 1

y = 1/3 x
The last choice but the student left the divide ( / ) sign out.

Answer 2

None of the equations provided accurately describes the relationship between y and x in the given data.

Answer 3

Apologies for misunderstanding. Yes, the correct equation that describes the data is y = (1/3)x.