Question

The sum of 5 consecutive integers is 265. What is the fifth number in this sequence ?

Answer 1

Hello,
Let's assume n,n+1,n+2,n+3,n+4 the 5 numbers

n+(n+1)+...+(n+4)=5n+10=265
5n=265-10
5n=255
n=51
The 5th number is 51+4=55