The number of boys and girls in a class are in the ratio 7:5. The number of boys is 8 more than the number of girls. What is the total strength of class?
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3
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Step-by-step explanation:
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Answer:
48
Step-by-step explanation:
Boys :girls=7:5
Therefore,
No. Of boys=7x
No.of girls=5x
According to given condition
5x+8=7x
x=4
Therefore,
No. Of boys=7x=7(4)=28
No. Of girls=5x=5(4)=20
Total strength=28+20
=48
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