Question : What is the sum of all two-digit numbers which are divisible by 9?
Option 1: 565
Option 2: 535
Option 3: 585
Option 4: 475
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Answer (1)
17th Jan, 2024
Correct Answer: 585
Solution :
Sum of an arithmetic series =
⇒ Two digit numbers divisible by 9: 18, 27, 36,..., 99 (Total terms = 10)
So, the sum =
Therefore, the sum of all two-digit numbers which are divisible by 9 is 585.
Hence, the correct answer is 585.
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