Question

How many natural numbers between 300 to 500 are multiples of 7?

Answer 1

201 number can be multiplied by the number 7
because there are 201 number between 300 to 500

Answer 2

hi friend ✋

it's and AP

so first number is 301=a
and last number is 497=an

and common difference d is 7

an=a +(n-1)d

497=301+(n-1)7
196/7=n-1

n=29