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OpenStudy (cakt07):
Fred is playing tennis. For every 2 of his serves that land in, 4 serves land out. If he hit 30 serves in, how many serves landed out? A. 240 B. 8 C. 60 D. 120
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OpenStudy (cakt07):
Im thinking 60? C. right?
OpenStudy (anonymous):
yes, 60
OpenStudy (cakt07):
Thx :) cuz u hav 2 do twice as much right?
OpenStudy (anonymous):
Basically, since your ratio of in to out is 1:2, if you have 1x serves going in, then 2x serves landed out. So, f(30)= 2(30) = 60
OpenStudy (cakt07):
Ohhh... Okay :)! Thx!
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