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Viscous blood due to an increase in red blood cells is most likely caused by?

A collector has 11 paintings.  How many ways can she choose 3 paintings to donate to the local museum?

A bin contains six marbles:  1 Red, 2 Blue and 3 Green.  Two marbles are randomly selected without replacement.  Examine the tree diagram and answer the following questions. a.  What is the probability both marbles are blue? [a]  Answer as a fraction in lowest terms. b.  What is the probability that the second marble chosen is red? [b]  Answer as a fraction in lowest terms. c.  What is the probability that both marbles are the same color? [c]  Answer as a fraction in lowest terms. d.  If the first marble chosen is green, what is the probability that the second marble chosen will be green? [d]  Answer as a fraction in lowest terms. e.  What is the probability of choosing at least 1 blue marble? [e]  Answer as a fraction in lowest terms.  

You must show all work on your paper to receive any credit for this problem!    Box 1 contains 2 black balls and 4 white balls. Box 2 contains 2 black balls and 1 white ball. A ball is drawn at random from Box 1, the color is recorded and the ball is then placed in Box 2.  Then a ball is drawn at random from Box 2 and the color recorded.   a.  Draw a complete tree diagram of this experiment.  Include probabilities along branch lines. b.  List all possible outcomes of the recordings of the colors of both balls ALONG WITH their probabilities.

Rewrite in standard form: Seven hundred and ninety-four ten-thousandths

Examine the spinner to the right. a.  Is this spinner equally likely?  Answer yes or no.   [a]  Answer as a fraction in lowest terms. b.  What is the probability of landing on green in a single spin? [b]  Answer as a fraction in lowest terms. c.  What is the probability of landing on blue or red in a single spin? [c]  Answer as a fraction in lowest terms. d.  If you land on purple on the first spin, what is the probability of landing on purple on the next spin? [d]  Answer as a fraction in lowest terms.

You must show all work on your paper to receive any credit for this problem!   A basket contains 6 oranges and 4 apples.  You randomly grab 5 pieces of fruit. a.  Find the probability that you grab 3 oranges and 2 apples.        Answer as a decimal rounded to 4 decimal places b.  Find the probability that you grab all oranges.        Answer as a decimal rounded to 4 decimal places   NO WORK = NO POINTS

The following image represents what decimal?   

You must show all work on your paper to receive any credit for this problem!    Box 1 contains 4 black balls and 2 white balls. Box 2 contains 3 black balls and 2 white balls. A ball is drawn at random from Box 1, the color is recorded and the ball is then placed in Box 2.  Then a ball is drawn at random from Box 2 and the color recorded.   a.  Draw a complete tree diagram of this experiment.  Include probabilities along branch lines. b.  List all possible outcomes of the recordings of the colors of both balls ALONG WITH their probabilities.

Which of the following could possibly be the probability of an event? CHOOSE ALL THAT APPLY.