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How many 2 are there between 1 to 100?...

How many 2 are there between 1 to 100?

A

10

B

11

C

20

D

21

Text Solution

Verified by Experts

The correct Answer is:
C
2,12,20,21,22,23,24,25,26,27,28,29,32,42,52,62,72,82,92 2 digits appear twice in 22 so from 1 to 100 2 digits appear 20 times in counting
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