Question

how many number between 200 and 500 are divisible by 8​

Answer 1

numbers divisible by 8 b/w 200 and 500 are 208,216........496

a=208

d=8

an=496

an=a+(n-1)d

496=208+(n-1)8

8n-8=288

n=37

37 numbers between 200 and 500 are divisible by 8