The door code to gain access to a super-secret underground lab is 6 digits. The first 3 digits of the code are all odd while the last 3 digits are all even and digits cannot be used more than once. How many possible codes are there? (Note: For this case, O is considered an even number.)
The door code to gain access to a super-secret underground lab is 6 digits. The first 3 digits of the code are all odd while the last 3 digits are all even and digits cannot be used more than once. How many possible codes are there? (Note: For this case, O is considered an even number.)
Chapter8: Sequences, Series,and Probability
Section8.6: Counting Principles
Problem 3ECP: A combination lock will open when you select the right choice of three numbers (from 1 to 30,...
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