Question

100 to 450 ma kitna numbers Jo 3 sa divide hoya aa​

Answer 1

Step-by-step explanation:

you can use AP

first Number which is divided by 3 from 100 is

102=a

and common difference =3=d

last number is which is divided by 3 is 450

so

an =a+(n-1) d

450=102+(n-1) 3

450-102=3(n-1)

348/3=n-1

116=n-1

n=117

so there are 117 numbers between 100 and 450 which is divisible by 3