Question

Find how many 3 digit natural number are divisible by 6

Answer 1

Answer:

3 digit natural numbers = 3,6,9,12,15,18,21,24,27,30.

Divisible by 6 are = 6,12,18,24 and 30

answer = 5

Answer 2

Answer:

a = 102. ,. d=6.,. an =996 ,.

l = 996. ,. n=??

an = a + (n-1)d

996 = 102 + (n-1) 6

996 - 102 = (n-1) 6

894 = (n-1) 6

894/6 = n-1

149 = n-1

149+1 = n

150 = n

3 digit natural numbers divisible by 6 are 150.