the ratio of the number of boys to the number of girls is going to picnic is 7:8. what are the total number of students going to picnic?
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Step-by-step explanation:
Let the total students going to the picnic be x
Number of boys = 7x
Number of girls = 8x
=7x+8x=x
=x=15
Number of boys = 105
Number of girls = 120
Therefore total number of students are 225.
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