Friday, August 29, 2014

quadratic equation

in a positive fraction, the denominator is greater than the numerator by 3. If 1 is subtracted from both the numerator and denominator, the fraction is decreased by 1/14. Find the fraction.


Answer:
let numerator be x
so, (x - 1)/(x + 2) = x/(x + 3) - 1/14
or x = 4/7

No comments:

Post a Comment