The average is 22.
18 + 24 + 18 = 60/3 = 20 The average of the three numbers is therefore 20.
The average of 18, 24, and 27 is 23.
The average is 17.
The average is 25.
The average is 18.
(18+30) / 2 = 24
The average is 18.
18+12+20+24=74 74/4=18.5
17
As there is an even number of them, the median is the mean average of the middle two, namely (18+24)/2 = 21.
Moore's Law is the law that describes that on average, computers double their capacity every 18 to 24 months.
18'' x 24''