Question

2. In how many two-digit numbers does O appear?
(1) 9 (2) 10 (3) 11 (4) 12
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Answer 1

Answer:

here is your answer

Step-by-step explanation:

The total number of two digit numbers is 90. From 1 to 99 there are 99 numbers, out of which there are 9 one-digit numbers, i.e., 1, 2, 3, 4, 5, 6, 7, 8 and 9. If one digit numbers are subtracted from 99 we get 90 two-digit numbers.

Answer 2

Answer:

In this equation the 9 is one hundred percent correct answer because given options has already two digit numbers so only 0 apply on 9 then the answer become 90