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2, 12, 20, 32, 42, 52, 62, 72, 82, 92 so...10.

also 21, 23, 24, 25, 26, 27, 28, 29 so.....18 in total

Q: How many whole numbers from 1 to 100 contain the digit 2 exactly once?

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The answer is 138

18 of them.

There are 175 such numbers.

There are 195 such numbers.

There is only one such number.

Related questions

18

138 of them.

The answer is 138

18 of them.

There are 156 such numbers.

There are 195 such numbers.

There are 175 such numbers.

greatest two digit number is 99. smallest whole number is 0 there fore 99-0=99

180

There are only 999 three digit whole numbers.

There is only one such number.

There are 900 three-digit whole numbers between 1 and 1000