The school attends 792 children, boys and girls ratio is 4:5. How many more girls go to school (than boys)?

Correct answer:

d =  88

Step-by-step explanation:

d=4+554 792=88   Verifying Solution:   x+y=792 5 x=4 y  x+y=792 5x4y=0  Pivot:Row1Row2 5x4y=0 x+y=792  Row251 Row1Row2 5x4y=0 1.8y=792  y=1.8792=440 x=50+4y=50+4 440=352  x=352 y=440  d1=yx=440352=88 d1=d=88  p=yx=440352=54=0.8 p=4:5

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