1 + 29 = 30
2 + 28 = 30
3 + 27 = 30
4 + 26 = 30
etc...
The sum of the first 30 positive integers is: 465.
810. All of the integers from -30 to30 cancel each other out by adding a negative to a positive. Then all you need to do is add the integers from 31 to 50. (31 + 32 + ....+50)
The product is 30.
The are all two-digit positive integers.
What two integers do 29 lie?29 lies in between the integers: 28 and 30.
There are 30 such integers.
10 20 30 40 50...
30*62 = 1860
29, 30, and 31
The integers are even and are 28 and 30.
552
28 and 30.