If 2 is added to the numerator and denominator it becomes 9/10 and if 3 is subtracted from the numerator and denominator it become 4/5. Find the fractions.
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Step-by-step explanation:
here is ur ans. ans is 7/8
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Answered by
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Given :
- If 2 is added to the numerator and denominator it becomes 9/10.
- if 3 is subtracted from the numerator and denominator it become 4/5.
To Find :
- The original fraction.
Solution :
Let the numerator of the fraction be x.
Let the denominator of the fraction be y.
Fraction →
Case 1 :
Numerator →(x + 2)
Denominator →(y + 2)
Fraction →
Equation :
➣
➣
➣
➣
___(1)
Case 2 :
Numerator → (x - 3)
Denominator →(y - 3)
Fraction →
Equation :
➣
➣
➣
➣
____(2)
Multiply, equation 2 by 2,
___(3)
★ Solve equation 1 and equation 3 to find value of x and y.
★ Subtract equation 3 from equation 1,
➣
➣
➣
★ Substitute, y = 8 in equation 1,
➣
➣
➣
➣
➣
➣
➣
➣
Fraction :
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