Respuesta :

He will run 2.4 miles

Answer:

2.4 miles

Step-by-step explanation:

Set the ratios:

[tex]\frac{3 miles}{25 minutes} = \frac{x miles }{20 minutes}[/tex]

Cross multiply:

3 * 20 = 25x

60 = 25x

Isolate the variable, x. Note the equal side, what you do to one side, you do to the other. Divide 25 from both sides:

(60)/25 = (25x)/25

x = 60/25

x = 2.4

2.4 miles is your answer.

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