Sum of the numbers from 1 to 35 is	Options.
A) 630 B) 660 C) 670 D) 450 E) None of these
Explanation: Sum of first n natural numbers = 1 + 2 + 3 + ..... n = n(n+1)/2   Substitute n = 35.   So S20=35Ã—36/2=630   Correct Option: 630
<result>A</result>
Sum of the numbers from 1 to 35 is