contestada

A father walks 36 miles in 12 hours while his son covers the same distance on a bicycle at twice the father's rate of speed. at this rate, how many miles would the bicycle rider travel in 9 hours?

Respuesta :

jorel1380
36/12=3 mph
2(3) mph=6 mph
6 mph x 9 hours=54 miles covered by the son
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mavila18

Answer:

54 miles

Step-by-step explanation:

[tex]v_{father}=36 miles / 12 hours = 3 miles/hours[/tex]

[tex]v_{son}= v_{father}*2 = 3 miles/hour * 2 = 6 miles/hour[/tex]

[tex]d=vt\\d=6miles/hour * 9 hours \\d=54 miles[/tex]

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