You pick a card at random. 4 5 6 7 What is P(less than 7)? Write your answer as a fraction or whole number.
1 answer:
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If you want to keep it technical, the normal “/unit rate” for running is minutes per mile. You can use dimensional analysis like I did below to find the answer. You should get 11.45 min/mile or about 11 min 25 sec per mile
