SOLUTION: Mathew has written all of the natural numbers from 1 to 40. Which digit has he used exactly 5 times? A)5 B)6 C)4 D)1 E)0

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Question 317700: Mathew has written all of the natural numbers from 1 to 40. Which digit has he used exactly 5 times?
A)5 B)6 C)4 D)1 E)0
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
(4,14,24,34,40)
The digit is 4.
C) is the correct answer.