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The number of times the digit 5 will be written when listing the integers from 1 to 100, isA. 271B. 272C. 300D. None of these |
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Answer» Correct Answer - 3 `=---:`digits are from 0 to 9 = (only once )+(twice )+(thrice) `=""^(3)C_(1) .9.9(1)+3C_(2).9(2)+3C_(3).1(3)` =3.81 + 3.18 + 1.3 =300 |
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