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OpenStudy (anonymous):
if it takes 15 minutes to travel 25 km, how long will it take to travel 40 km at the same rate
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OpenStudy (anonymous):
25km/15min = 40km/x; this is a proportion; cross multiply: 25x = 15(40): X =(15)(40)/25.
OpenStudy (anonymous):
25 mins
OpenStudy (anonymous):
Chek me: I think that gives 24 minutes.
OpenStudy (anonymous):
thank u
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