Five even integers. Square root of 37 is a little more than 6 (but less than 7). Square root of 257 is a little more than 16 (less than 17). So the even integers are: 8, 10, 12, 14, 16. There are five of them.
The even integers between -4 and 4 are: -4, -2, 0, 2, 4
There are 10 even integers between -10 and 10 (excluding -10 and 10).
1001
18, 20, 22, 24, 26. 5 even integers
To find the number of even integers between 100 and 1000, we first determine the number of even integers between 1 and 1000, which is half of the total integers (since every other integer is even). So, 1000/2 = 500 even integers between 1 and 1000. Next, we subtract the number of even integers between 1 and 100, which is 50 (since every other integer is even in this range as well). Therefore, there are 500 - 50 = 450 even integers between 100 and 1000.
48
Nine of them.
Eleven -10, -8,-6,-4,-2,0,2,4,6,8,10
Eleven -10, -8,-6,-4,-2,0,2,4,6,8,10
Eleven -10, -8,-6,-4,-2,0,2,4,6,8,10
10 even integers: 26, 28, 30, 32,34,36,38,40,42, and 44 fast track: 2 integeres before 30, 5 integeres between 30 and 40 and 3 between 40 and 45 = 10
9000 integers.