The sum of the positive integers from 1,000 to 1,100 inclusive is: 106,050
22.
90% of them.
1,4,9,16,25,36,49,64,81
The positive integers between 4 and 9 inclusive are 4, 5, 6, 7, 8, 9.
The sum of the integers from 1 to 100 inclusive is 5,050.
There are 1,000 positive integers between 1,000 and 9,999, inclusive, that are divisible by nine.
There are 22 integers between them.
The sum of all integers from 1 to 20 inclusive is 210.
The sum of the positive integers from 1,000 to 1,100 inclusive is: 106,050
To be pedantic, it is not.
2550
7
10
22.
It is 50.5
The integers 8 to 76 inclusive.