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3 years ago

9

A test has five questions. To pass the test, at least three of the questions must be answered correctly. question ----> Find

the probability that Mark guesses 4 questions correctly.

1 answer:

torisob [31]3 years ago

7 0

Answer:

1/5

Step-by-step explanation:

Total Question no. 5

Three must be answer correctly so 3/5 to pass

and 2/5 to fail

So 1/5 because to pass the test he can answer it correctly only one time

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