It takes Serina 1.72 hours to drive to school. Her route is 47 km long. What is Serina's average speed on her drive to school? Your Answer :

asked Jul 28, 2021 128k views

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4 votes

Step-by-step explanation:

Average speed = distance / time

v_avg = 47 km / 1.72 hr

v_avg = 27.3 km/hr

ZhouQuan answered Aug 2, 2021

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