Answer:
36 :)
Step-by-step explanation:
First put the numbers in order from least to greatest.
0, 10, 20, 30, 32, 40, 42, 50, 56, 59, 60.
The median is 40 (middle)
Find the median of the two quartiles. 56 and 20.
Now subtract them. your answer is 36.
