Question

find the sum of even number between 1to 300​

Answer 1

Answer:

Step-by-step explanation:

Do it by sn=n/2[2a+(n-1)d]

Answer 2

a=1. d=1

sn=(n/2)(a+l)

=(300/2)(1+300)

=150 x 301

=45150

Sum of even numbers between 1 to 300=45150 / 2

=22575