# Math

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If a dog can run 10ft in1/5 of a second how many feet can it run in 20 seconds

• Math -

You could use a proportion.

Cross multiply and solve for x.

10/(1/5) = x/20

• Math -

10 / ( 1 / 5 ) = 50

50 ft / s

50 * 20 = 1,000 ft

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