Mathematics, 09.10.2019 22:30 jfy3341
Abag contains five white balls and five black balls. your goal is to draw two black balls.
you draw two balls at random. once you have drawn two balls, you put back any white balls, and redraw so that you again have two drawn balls. what is the probability that you now have two black balls? (include the probability that you chose two black balls on the first draw.)
Answers: 3
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Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?
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Which of the following circles have their centers in the third quadrant?
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Abag contains five white balls and five black balls. your goal is to draw two black balls.
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