If the numerator of a fraction is increased by 240%and the denominator of the fraction is decreased by 50%, the resultant fraction is 2(5/6) .what is the original fraction?
A. 1/4
B. 2/3
C. 5/12
D. 4/11
Answer: Option C
Solution (By Examveda Team)
Let numerator of the fraction is X and denominator is Y, then fraction will be X/Y.
Numerator increased 240%, so new numerator would be,
[X + (240 of X)/100] = 34/10X ----------------------------- (1)
New denominator,
[Y + (50Y)/100 ] = 5Y/10 --------------------------------- (2)
Now, accordibng to question,
(34/10)X / (5/10)Y = 17/6
34*6X = 5*17Y
X/Y = (5*17)/(34*6)
X/Y = 5/12
So, Original fraction was 5/12.

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