bag contains 7 red marbles, 4 blue marbles, 9 white marbles and 6 yellow marbles. You are asked to draw 4 marbles from the bag without replacement. In how many ways can you draw two blue marbles?
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total 26 marbles, 4 blue, 22 non-blue)
(4C2)(22C2)=6*231=1381
(4C2)(22C2)=6*231=1381
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LOL
college level........
top answer's right btw, give 10 pts
college level........
top answer's right btw, give 10 pts