The probability of the first item being good is 11/15.
Since we have taken 1 item out the remaining total is now 14, so the probability of getting a defective item is now 4/14.
Now you multiply the probabilities together to get (11/15)(2/7)=22/105
Answer:
running back the new York city police officer who was arrested on a charge for allegedly carrying out a stolen vehicle was
Answer:
C. A bag of 15 marbles , with 9 marbles representing female students, has a marble drawn 4 times with replacement
Step-by-step explanation:
i took the test and got it right ;)
The sum of the 9th square number and 3rd cube number is 108
Answer:
C. q Superscript 12
Step-by-step explanation:
