Choose whether each situation represents a direct variation or inverse variation. (1 point) Direct Variation Inverse Variation

5y=x
xy=27
It costs $30 per piano lesson
y over x is equal to negative 42
The cost per fitness class at a gym that costs $13 a month with unlimited classes included.

Direct Variation - 5y = x

Inverse Variation - xy = 27
Direct Variation - It costs $30 per piano lesson
Inverse Variation - y over x is equal to negative 42
Direct Variation - The cost per fitness class at a gym that costs $13 a month with unlimited classes included.