Answer:
7.5 Hours
Step-by-step explanation:
48x + 256 = 616
- 256 = -256
-----------------------------------
48x = 360 divide both side by 48
----- -------
48 48
x = 7.5
Median: 6
1,2,3,3,4,4,5,5,5,6,6,6,6,7,7,7,8,8,8,9,9,11
half of 22 (total numbers) is 11, on the 11th spot it is 6
x = -6
-2 = 12/x
-2x = 12
x = 12/-2