Mathematics, 16.12.2020 22:20 iBrain

16. Annie and her family are on their way to visit some family friends who live 820 miles away from them. Based on the route they chose, they expect to complete their trip in three days. The distances and average speeds for the first two days driven are show below. First day: 6 hours at an average speed of 60 miles per hour
Second day: 4 hours at an average speed of 65 miles per hour

If the average speed on the third day is 50 miles per hour, how many more hours will it take for them to reach their family friend’s home?

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16. Annie and her family are on their way to visit some family friends who live 820 miles away from...