Y : 1 1/2 =2 1/3 * 1/3
Y÷1 1/2 = 2 1/3×1/3 Y÷3/2=7/3×1/3 (2Y)/3=7/9 2Y=21/9 2Y=7/3 Y=7/6 Y=1 1/6 Ответ: 1 1/6.