3 ms·for all $X > p, (price to play) myLifeQuality(p,X) > myLifeQuality(X,2X) > myLifeQuality(X,X/2) easyby jpwagner 16y agofor all $X > p, (price to play) myLifeQuality(p,X) > myLifeQuality(X,2X) > myLifeQuality(X,X/2) easy