Now 5 points and will mark ! on a trip to his grandparents, donny drove 60 miles per hour for 45 minutes and 50 miles per hour for 30 minutes. how many miles did donny drive? a) 55 miles b) 65 miles c) 70 miles d) 90 miles

If you travel at a constant speed, you follow this equation:

where d is the distance, s is the speed and t is the time.

In this example, you first travel 60 miles per hour for 45 minutes. Since 45 minutes are 3/4 of a hour, you will cover a distance of

In the second part, since 30 minutes is half a hour, you will cover a distance of

So, in total, you travel

miles

angle efh= angle egh

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