# statistics

The probability that a certain door is locked is.6. The key to the door is one of five unidentified keys hanging on a key rack. Two keys are randomly selected before approaching the door. What is the probability that the door may be opened without returning for another key?

1. 👍 0
2. 👎 0
3. 👁 104
1. 2/5 * .6 + .4= ..

1. 👍 0
2. 👎 0

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