Question

find sum of all 2digit odd numbers divisible by 3​

Answer 1

Answer:

This is an A.P. with a = 12 and d = 3. Let it contain n terms. Then 12 + n - 1 x 3 = 99 or n = 30. Required sum = 30/2 x 12+99 = 1665.

Answer 2

the answer is 1665.

I hope this will help you