
Home > A2C > Chapter 4 > Lesson 4.1.2 > Problem 4-25
4-25.
Write an equation. Let x = # of hours Lettie drives, 80x = 50.
0.625 hours or about 37.5 minutes.
Write an equation similar to the one in part (a).
0.77 hours or about 46.2 minutes.
Divide $200 by the number of minutes saved.
At least $22.99 per minute.