Question

how many 3-digit no. are divisible by 3?​

Answer 1

Answer:

300 three

300 3-digit numbers divisible by 3. so there is an A.P. whose common difference is 3 and where the first number (i.e. a=102) and the n number is 999. ⟹ n = 300 , thus there are 300 three digit number s which are divisible by 3

Step-by-step explanation:

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Answer 2

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300 3-digit numbers divisible by 3. so there is an A.P. whose common difference is 3 and where the first number (i.e. a=102) and the n number is 999. ⟹ n = 300 , thus there are 300 three digit number s which are divisible by 3…