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Suppose someone travels 50 mi at 50 mi/h, then travels 50 mi at 25 mi/h, then travels 50 mi at 10 mi/h.
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Suppose someone travels 50 mi at 50 mi/h, then travels 50 mi at 25 mi/h, then travels 50 mi at 10 mi/h.

Suppose someone travels 50 mi at 50 mi/h, then travels 50 mi at 25 mi/h, then travels-example-1
User Ajitkumar
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a). My estimate is 18.75 mph.

b). The average speed is 18.75 mph.

I nailed it.

User Derek Gebhard
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