It is: 30+35+27+40 = 132 and 132/4 = 33 which is the mean average
108/4 = 27
30.bec 24+26+28+30=108/4=27
4% of 27 = 4% * 27 = 0.04 * 27 = 1.08
The average of 273 is 273. You may have meant other combinations, so: The average of 2, 7 and 3 is 4. The average of 27 and 3 is 15. The average of 2 and 73 is 37.5.
Assuming "2 7" is 27, N is -19.
4/27 = 4 ÷ 27 = 0.148148
4/9 of 27 = 4/9 x 27 = (4 x 27)/9 = 12
The average of 18, 24, and 27 is 23.
At that age is probably finished growing, but 4" flacid is actually around average.
4/27
27/4 is in its simplest form.