Question

The sum of first multiple of 5 is​

Answer 1

First five multiples of 5 = 5 , 10 , 15 , 20, 25. Hence, the answer is 75.

Answer 2

hello bro...

my name is Shivanshu

your answer is 75

Step-by-step explanation:

n = 5

a =5

d =5

put the value in sum formula.

n/2{2a+(n-1)d}

you get answer 75