3 years ago

A lock has a code of 4 numbers between 1 and 20. If no numbers in the

Mathematics

1 answer:

son4ous [18]3 years ago

4 0

20x19x18x17 = 116,280

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2 years ago

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Step-by-step explanation:

Each of the 16 "ratio units" representing all 80 dancers must stand for ...

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___

Another way to figure this is to write the proportion ...

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