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22 September, 23:32

The ratio of boys to girls in a class is 1:2. If there are 51 students in the class, how many boys are there?

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  1. 22 September, 23:48
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    17

    Step-by-step explanation:

    The ratio of boys to girls is 1:2

    The total ratio of students in the class is 1+2 = 3

    Since there are 51 students in the class therefore, the number of boys in the class is 1/3 * 51

    = 17
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