Relax

Respuesta :

Answer:

46

Step-by-step explanation:

Arange them in order from least to biggest.

2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81

median: 30

Quartile 1 median: 9

Q2 median: 55

55-9= 46

Answer:49

Step-by-step explanation: