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09-05-2017
Mathematics

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Im having trouble with this question The ninth grade class has a ratio of 4 boys to 5 girls. If there are 630 students in the grade, how many are boys?

Respuesta :

09-05-2017

4 Boys : 5 Girls
4 + 5 = 9 Students

=630 students ( 4Boys / 9 Students )
*cancel Students units*
= 630(4 Boys / 9)
= 280 Boys

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