Answer:
12
Step-by-step explanation:
Factors of 30: 1,2,3,5,(6),10,15,30
Factors of 42: 1,2,3,(6),7,14,21,42
30 divided by 6, 42 divided by 6
(5) + (7)= 12
186 mph
Miles per hour means miles divided by hour(s), so 558/3 is 186 miles per hour.
C. The mean and the median are the same.
