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06-05-2020
Mathematics

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A lock has four dials. On each dial are the digits 0 to 9 how many possible combinations are there

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06-05-2020

Answer:

10,000

Step-by-step explanation:

The combination consists of four digits, hence 0000 to 9999. There at 10^4 or 10,000 possible combinations (but only one that works).

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