Jeongyeon's school is 5km away from her home. OnMonday, she biked to school at an average speed of 20km/h, but before going home, her friend Dahyunborrowed her bike. Jeongyeon walked home. If her totaltravel time is 80 minutes, how fast did she walk home?3.2 km/hO 4.6 km/hO 5.3 km/h2.4 km/h

Answered: Image /qna-images/answer/17070dc7-73e3-48cb-9455-e9e32964f969.jpg

Answered: Jeongyeon's school is 5km away from her…

Algebra for College Students

10th Edition

ISBN:9781285195780

Author:Jerome E. Kaufmann, Karen L. Schwitters

Publisher:Jerome E. Kaufmann, Karen L. Schwitters

Chapter8: Functions

Section8.7: Direct And Inverse Variation

Problem 36PS

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Jeongyeon's school is 5km away from her home. On Monday, she biked to school at an average speed of 20 km/h, but before going home, her friend Dahyun borrowed her bike. Jeongyeon walked home. If her total travel time is 80 minutes, how fast did she walk home? 3.2 km/h 4.6 km/h 5.3 km/h 2.4 km/h