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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.