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A-bit-modification-of-Mr-W-s-question-How-many-numbers-are-there-with-atleast-one-zero-between-1-to-12345-For-instance-consider-10020-as-1-number-Can-the-answer-ofQ105791-be-derived-from-the-ans




Question Number 105850 by PRITHWISH SEN 2 last updated on 01/Aug/20
A bit modification of Mr. W′s question  How many numbers are there with atleast one  zero between 1 to 12345 ? For instance consider  10020 as 1 number ? Can the answer ofQ105791   be derived from the answer of this question ?
$$\mathrm{A}\:\mathrm{bit}\:\mathrm{modification}\:\mathrm{of}\:\mathrm{Mr}.\:\mathrm{W}'\mathrm{s}\:\mathrm{question} \\ $$$$\mathrm{How}\:\mathrm{many}\:\mathrm{numbers}\:\mathrm{are}\:\mathrm{there}\:\mathrm{with}\:\mathrm{atleast}\:\mathrm{one} \\ $$$$\mathrm{zero}\:\mathrm{between}\:\mathrm{1}\:\mathrm{to}\:\mathrm{12345}\:?\:\mathrm{For}\:\mathrm{instance}\:\mathrm{consider} \\ $$$$\mathrm{10020}\:\mathrm{as}\:\mathrm{1}\:\mathrm{number}\:?\:\mathrm{Can}\:\mathrm{the}\:\mathrm{answer}\:\mathrm{ofQ105791}\: \\ $$$$\mathrm{be}\:\mathrm{derived}\:\mathrm{from}\:\mathrm{the}\:\mathrm{answer}\:\mathrm{of}\:\mathrm{this}\:\mathrm{question}\:? \\ $$

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