The following 5 keys are for the following 5 locked padlocks. Each key opens one and only one padlock. Different keys open different padlocks. What is the least number of trials needed to guarantee that

asked Jan 20, 2022 105k views

1 vote

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2 votes

${5}^(5)$

is the answer.

JStaff answered Jan 24, 2022

3.6k points

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