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ICSE Class 9 Answered

The fraction of two numbers is 4/5 when both the numerator as well as denominator is added by 1 and fraction is 1/2 when both the numerator as well as denominator is subtracted by 5  
Asked by anniereidannie1 | 11 Feb, 2019, 06:24: AM
answered-by-expert Expert Answer
let space the space fraction space be space straight x over straight y 1 st space condition fraction numerator begin display style straight x plus 1 end style over denominator begin display style straight y plus 1 end style end fraction equals 4 over 5 5 straight x plus 5 equals 4 straight y plus 4 5 straight x minus 4 straight y equals negative 1...... left parenthesis 1 right parenthesis 2 nd space condition fraction numerator begin display style straight x minus 5 end style over denominator begin display style straight y minus 5 end style end fraction equals 1 half 2 straight x minus straight y equals 5 straight y equals 2 straight x minus 5 space in space left parenthesis 1 right parenthesis we space get space straight x space equals 7 and space straight y space equals space 9
Answered by Arun | 11 Feb, 2019, 09:43: AM

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