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Please I need help with just 1 and 2 please!!!

Please I need help with just 1 and 2 please!!!-example-1
User James Hu
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the ratio of girls to boys is:

(number \: of \: girls)/(number \: of \: boys) = (10)/(15) = (2)/(3)
the ratio of striped ties to to solid ties is:

(number \: of \: striped \: ties)/(number \: of \: solid \: ties) = (7)/(21) = (1)/(3)
User Djave
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