Mathematics, 11.11.2019 05:31 isobelbunney
You pick 7 digits (0-9) at random without replacement, and write them in the order picked.
what is the probability that you have written the first 7 digits of your phone number? assume there are no repeats of digits in your phone number.
give your answer as a fraction.
Answers: 3
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You pick 7 digits (0-9) at random without replacement, and write them in the order picked.
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