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Mathematics, 10.05.2021 16:10 mac7210

A code for a lock is 4-digits. One Letter (A-2) followed by three numbers (0-9) How many combinations are there?
a) 2600
b) 26,000
c) 10,000
d) 2.68 x 106

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A code for a lock is 4-digits. One Letter (A-2) followed by three numbers (0-9) How many combinati...
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