设苹果为1,则梨是2/3所以苹果的筐数为:50/(1+2/3)=50/(5/3)=50*3/5=30梨的筐数为:30*2/3=20筐答:运来梨20筐,苹果30筐
50÷(1+2/3)=3050-30=20筐梨