Question

Find the mean of first ten natural numbes

Answer 1

Answer:

PLEASE MARK ME AS BRAINLIST!!!

Explanation:

First ten natural numbers are

1, 2, 3, 4........10 are in an AP

a=1

d=2-1

=1

n(number of terms)= 10

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

= 10/2 ( 2 x 1 + ( 10 - 1) 1)

=5(2+9)

=55

ANSWER IS 55

PLEASE MARK ME AS BRAINLIST!!!!