Verified answer

11/7 - ??????

6 : 11 = 6/11

27.5 : 15 = 27 1/2 : 15 = 55/2 : 15 = 55/2 * 1/15 = 11/6

26.5 : 15 = 53/2 : 15 = 53/2 * 1/15 = 53/30

12 : 22 = 6/11

никакое из отношений не равно 11/7