Question

write a BASIC program to find the sum of all even numbers upto 100

Answer 1

sum= n/2(2a+(n-1)×d)
where a= 1st even number.
d= difference which is equal in each succeeding even number.
n= no . of even numbers.

Answer 2

$find \: all \: numbers \: seperate \: the \: odd \: then \: sum \: the \: even \:$