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Mathematics 15 Online
OpenStudy (anonymous):

Lenny can swim 5 laps every 4 min. How many laps can he swim in 15 min? laps

OpenStudy (anonymous):

will fan and medal

OpenStudy (kxttxn):

cross multiply 5/4 with x/15, and x will be the number of laps for 15 minutes

OpenStudy (anonymous):

thx

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