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Mathematics 15 Online
hhanan:

How fast was a driver going if the car left skid marks that were 80 feet long on dry concrete? (The coefficient of friction is 1.02)?

hhanan:

@AZ would the answer be 49?

AZ:

If you're rounding to whole numbers, yes :)

ZombieLover:

V = √( 3g* 1.02 *80ft * 100) yes it would be 49mph :)

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