The average is 15.
(12+14+16+18)/4 = 15
(12+15+18)/3 = 15
15
6 + 9 + 12 + 5 + 18 = 50 There are five numbers being averaged, so…. 50 divided by 5 equals an average of 10
The average is 18.
The average = (18 + 12 + 13 + 17) ÷ 4 = 60 ÷ 4 = 15
The average is 15.
(12+14+16+18)/4 = 15
(12+15+18)/3 = 15
6 + 10 + 14 + 18 = 48/4 = 12 The average of the four numbers is 12.
6 + 10 + 14 + 18 = 48/4 = 12 The average of the four numbers is 12.
(12+15+18)/3 = 15
15
18+12+20+24=74 74/4=18.5
16 + 18 + 14 +12______________ = 302
16