5
10.5/2.1 = 5
Yes
5
5
21
105 can be divided by 1, 3, 5, 7, 15, 21, 35, 105.
21
The average is 35. (21 + 35 + 49 (=105), divided by 3.)
21
21
105 / 5 = 21
4
105 - 21 = 84
No, 105 is not divisible by 9 because the sum of its digits is not a multiple of 9.
0.0476