How many odd integers between 99 and 999 have distinct digits​

Question

How many odd integers between 99 and 999 have distinct digits​

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Aaliyah 4 weeks 2021-08-17T20:49:58+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-08-17T20:51:17+00:00

    Answer:

    An integer is odd if its units place has a digit chosen from 1,3,5,7,9.

    There fore –5×8×8=320

    0
    2021-08-17T20:51:20+00:00

    Answer:

    There are 320 odd numbers between 99 & 999 that have all unique digits.

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18:9+8+9*3-7:3-1*13 = ? ( )