The successor of 999 is
1000
100
998
990
The following number can be shown as square .
9
5
7
11
The set of natural numbers is represented by the letter
I
N
R
W
Division by zero is
defined
possible
undefined
accurate
The following number can be shown as a triangle.
4
3
2
The sum of whole numbers between 11 and 15 is
39
36
35
29
Additive identity for whole numbers is
1
-1
0
none of these
Multiplicative identity for whole numbers is
The predecessor of 39 is
38
40
41
42
The number of whole numbers between 24 and 41 is
12
13
14
16