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4 January, 02:20

the ratio of boys and girl in a class is 4:5. 1. what fraction of the class are boys? 2. what fraction of the class are girls?

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  1. 4 January, 02:35
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    Boys: 4 / (4+5) = 4/9

    Girls: 5 / (4+5) = 5/9 or 1 - 4/9 = 5/9

    Step-by-step explanation:

    Boys: 4 / (4+5) = 4/9

    Girls: 5 / (4+5) = 5/9 or 1 - 4/9 = 5/9
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