do solve the problem
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Answered by
1
Step-by-step explanation:
no. of girls =x
no. of boys = x+8
ratio is 7:5
=> (x+8)/x = 7/5
=> 5(x+8) = 7x
=> 5x + 40 = 7x
=> 2x = 40
=> x = 20 girls...
boys = x+8 = 20+ 8 = 28
total strength = 20+28 = 48
Answered by
0
Answer:
Step-by-step explanation
Let boys and girls be 7x and 5x
If boys are 8 more than girls than
7x=5x+8
7x-5x=8
2x=8
X=8/2
X=4
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