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3 months ago, Santos could walk 2 miles in 40 minuets. Today, he can walk 2 miles in 25 minutes. Find the percent of change

Respuesta :

texaschic101
2 miles in 40 min = 20 miles per minute
2 miles in 25 minutes = 12.5 miles per minute

(20 - 12.5) / 20 = 7.5/20 = 0.375 = 37.5% change 

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