Answer:
B is the answer to the question.
Step-by-step explanation:
I'm guessing the repeating part is 89 at the end, so that
Then
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An arguably quicker way without using geometric series:
Answer:
i justr f arted really loud LOL
Step-by-step explanation:
Answer:
90 numbers
Step-by-step explanation:
Considering the stipulations from the question, the layout for the 3-digit number is:
The hundreds digit, , can be any number from 1-9 inclusive, which contains 9 numbers.
The tens digit, 2, is fixed, as stipulated from the problem, and therefore may only be one number, 2.
The ones digit, , can be any number from 0-9 inclusive which gives 10 options.
Therefore, there are three digit numbers that have 2 as a tens digit.