Math, asked by edvinbiju, 9 months ago


How many two digit numbers are divisible by 3​

Answers

Answered by adityabhatt205
0

Answer:

30

Step-by-step explanation:

AP Method:

Minimum 2 digit number divisible by 3, 'a' = 12

Common Difference, 'd' = 3

Maximum number divisible by 3, 'a(n)' = 99

a_{n} = a + (n-1)d\\99 = 12 + (n-1)*3\\87 = (n-1)*3n-1 = 29n = 30

Hope that Helps...

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