Find the Percentage of Numbers from 1 to 30 which has 1 or 9 in Unit Digit



Find the Percentage of Numbers from 1 to 30 which has 1 or 9 in Unit Digit

What percentage of numbers from 1 to 30 has 1 or 9 in the unit's digit?
A. 12
B. 15
C. 20
D. 22

Asked by: Phani on Sep 29, 2019.EDIT

1 Answer

Nisha said: (Thu, Dec 19, 2019 12:20:17 PM IST)

1,9,11, 19, 21, 29
=6/30*100 = 20 answer.

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