MathDB
Large beverage [2011.II.1]

Source:

March 31, 2011
number theoryrelatively primeAMC

Problem Statement

Gary purchased a large beverage, but drank only m/nm/n of this beverage, where mm and nn are relatively prime positive integers. If Gary had purchased only half as much and drunk twice as much, he would have wasted only 29\frac{2}{9} as much beverage. Find m+nm+n.