User:
Find the constant of variation from a table

Determine the constant of variation.

Miles, x
Gallons, y
25
1
50
2
75
3
100
4

Compare the ratios to check for a common ratio.

Since the ratios are the same, the function is a direct variation. The constant of variation is $\frac{1}{25}$

The relationship between income and number of hours a local fast food restaurant is open is linear.

Hours, h
Income, \$
4
6196
5
7745
6
9294
7
10843

Determine the constant of variation.

Solution: