Question

1+2+3+4........98+99+100​

Answer 1

It is an A.P

a = 1 , d = 1 , n= 100

Sn =( n/2)(2a + (n-1)d)

= (100/2)(2*1 + (100-1)1)

= 50 ( 2 + 99 )

= 50 × 101

= 5050.....

HOPE IT'S HELP YOU A LOT...!!

Answer 2

5050 is the answer for the question