Ask a New Question

Asked by Mushaf

The numerator of a fraction is two less than its denominator. When both numerator and denominator are increased by 3, the fraction is incre 
ased by 3/20. Find the original fraction.
7 years ago

Answers

Answered by Anonymous
(n-2)/n

(n+1)/(n+3) = (n-2)/n + 3/20

multiply both sides by 20 n(n+3)
20 n(n+1) = 20(n+3)(n-2) + 3n(n+3)
20n^2 + 20n =20(n^2 +n-6) +3n^2 + 9 n
20n^2 + 20n = 20n^2 +20n -120 + 3n^2 + 9n
solve quadratic for n
then do
(n-2)/n
7 years ago

Related Questions

A fraction's numerator is 3 less than its denominator. Its reciprocal is 4 times its value. It is gr... The numerator of a fraction is two less than its denominator. When both numerator and denominator ar... The numerator of a fraction is two less than its denominator. When both numerator and denominator ar... the numerator of a fraction is 3 less than the numerator.If half of the numerator is added to the nu... the numerator of a fraction is 3 less than the denominator. if 4 us added to the numerator and to t... The numerator of a fraction is 4 less than the denominator. If 17 is added to each, the value of th... The numerator of a fraction is 4 less than its denominator. If both the numerator and the denominat... The numerator of a fraction is 3 more than the denominator. If both the numerator and the denominato... The numerator of a fraction is 9 and the denominator is 6. All of the following numbers are equivale...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use