vikkicampana
vikkicampana
28-04-2015
Mathematics
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54 students is 90% of how many students?
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Аноним
Аноним
28-04-2015
[tex]54= \frac{54}{100}=0.9 \\ \\ 54/0.9=60 \\ \\ 54 \ is \ 90 \ percent \ of \ 60 \ students[/tex]
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cclemeno
cclemeno
28-04-2015
ratio and proportion 54 /x=90/100 cross multiply 90x= 5400 x= 60 students hope this helps
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