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Digits and Numbers

Questions (2)

There are eight different two-digit numbers: AD, BA, BG, CE, DB, DH, EF andFC. Each is less than 70 and divisible by 7. Each of
1. 2 answers
2. asked by athri
3. 1,289 views
What percent of the first 50 positive integers contain no odd digits?
1. 3 answers
2. asked by Judy
3. 660 views