the denominatorof a rational no. is greater than the numerator 8.if the numerator is increased by 17 and the denominator is increased by 1 ,the no. obtained 3/2.find the rational no.
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The denominator of a rational no. is greater than the numerator 8.if the numerator is increased by 17 and the denominator is increased by 1 ,the no. obtained 3/2.find the rational no.
Solution →
Let the numerator be x
Then denominator will be x + 8
Then,
Numerator → x + 17
Denominator → x + 8 + 1
According To Question →
x + 17 → 3
x + 9 2
Cross Multiplication
2 ( x + 17 ) = 3 ( x + 9 )
2x + 34 = 3x + 27
2x - 3x = 27 - 34
-x = -7
x = 7
The Rational Number was →
x
x + 8
→ 7
7 + 8
→ 7
15
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Answered by
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Answer:
Let the numerator be x.
So denominator=x+8
Step-by-step explanation:
A.T.Q
x+17/x+8-1=3/2
=>x+17/x+7=3/2
=>2(x+17)=3(x+7) (cross multiplication)
=>2x+34=3x+21
=>2x-3x=21-34
=>-x=-13
=>x=13
Denominator=13+8
=21
Rational number=13/21
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