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How many times does the digit 9 appear in all the numbers from 1 to 1000?

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How many times does the digit 9 appear in all the numbers from 1 to 1000?
posted Jun 5 by anonymous

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1 Answer

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1 - 99: 9, 19, 29, 39, 49, 59, 69, 79, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99. ===> 20
100 - 899: ===> 20 * 8 = 160
900 - 1000 ===> 100 + 20 = 120
= 300 times.

answer Jun 5 by Tejas Naik
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