It is 15
41.5
15
11
13
It is 13
11 AM
The number 8 is halfway between 5 and 11. It is 3 more than 5 and 3 less than 11. To find a halfway point (which is also the average), add the numbers together and divide by 2.
26
It is (10.7 + 11)/2 = 10.85
11.. 7+4=11 and 15-4=11
the number between 2 and 20 is 11