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3 votes
What percentage of numbers from 1 to 70 has 1or 9 in their number digit​

User Tavy
by
8.1k points

1 Answer

4 votes

Answer:

20%

Explanation:

1,9,11,19,21,29,31,39,41,49,51,59,61,69 this is that series of numbers .These are total 14 numbers out of 70 so 14/70×100 gives us 20 % occurrence of 1 or 9 at unit place.

User Kdoteu
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