You travel and average speed of 20 km/h in a straight line to get to your grandmothers house. It takes you three hours to get to her house. How far is her house from where you started?

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asked Aug 5, 2019 98.9k views

1 vote

You travel and average speed of 20 km/h in a straight line to get to your grandmothers house. It takes you three hours to get to her house. How far is her house from where you started?

Physics
college

DanNsk asked

by DanNsk

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$20\,\frac{\mathrm{km}}{\mathrm h}=\frac x{3\,\mathrm h}\implies x=60\,\mathrm{km}$

Justmoon answered Aug 9, 2019

by Justmoon

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