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Mathematics 9 Online
OpenStudy (anonymous):

If a class has 12 boys and 4 girls, what is the ratio of boys to girls written as a decimal?

OpenStudy (trisaba):

boys to girls is the same as\[boys:Girls\]

OpenStudy (trisaba):

boys is 12 girls is 4 plug it in

OpenStudy (trisaba):

\[12:4\]

OpenStudy (trisaba):

12 and 4 have a greatest common factor of 4 so simplify

OpenStudy (trisaba):

\[3:1\]

OpenStudy (trisaba):

\[3:1=\frac{ 3 }{ 1 }=3\]

OpenStudy (trisaba):

3 is a decimal so it is your answer sadly I have to go to bed

OpenStudy (trisaba):

gtg bye

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