The ratio is 5:3 there is 20 girls and 16 boys if three girls are absent what would the ratio be
2 answers:
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Answer:
Step-by-step explanation:
Let the original fraction is: x/ x-1
And we have that:
- 4 is added to the numerator => new numerator is: x+4
- 3 is subtracted from the denominator => new denominator is: x -1-3 = x -4
the fraction itself is increased by 2
<=> =
<=>
Solve for X then we substitue into the original fraction