Respuesta :

macky326

Answer:

Explanation:

Hi there,

280 miles in 68 seconds

280/68 in 1 second

= 4.12 miles per second

 

or 4.12 x 60

247.2 miles per minute

or 247.2 X 60

= 14832 miles per hour

Hope this helps :-)

D = 280m

t = 68 s

S = D/t

=280/68

= 4.1 m/s

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