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Magoosh
A: {71,73,79,83,87}
B:{57,59,61,67}
If one number is selected at random from set A, and one number is selected at random from set B, what is the probability that both numbers are prime?
$$A.\ \frac{9}{20}$$
$$B.\ \frac{3}{5}$$
$$C.\ \frac{3}{4}$$
$$D.\ \frac{4}{5}$$
$$E.\ 1$$
OA B
A: {71,73,79,83,87}
B:{57,59,61,67}
If one number is selected at random from set A, and one number is selected at random from set B, what is the probability that both numbers are prime?
$$A.\ \frac{9}{20}$$
$$B.\ \frac{3}{5}$$
$$C.\ \frac{3}{4}$$
$$D.\ \frac{4}{5}$$
$$E.\ 1$$
OA B
