### Home > CALC > Chapter 6 > Lesson 6.1.1 > Problem 6-11

6-11.

*c* and *n* are proportional

*c* = 0.50*n*

distance = (rate)(time)

Is rate proportional to time?

Write an equation for the total taxi fare.

Is this a proportional relationship?

*t* = 10*n*

Is this a proportional relationship?