* Required
1) A key ring has 12 keys, 3 of which open the house door. If two keys are
ra...
Mathematics, 02.04.2020 21:10 granthazenp5e9mj
* Required
1) A key ring has 12 keys, 3 of which open the house door. If two keys are
randomly selected without replacement, what is the probability that neither key
opens the door? *
O 1/22
09/16
O 6/11
O 21/22
Answers: 2
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