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Find the probability :(a) Either red or king (b) red and a king |
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Answer» a) red cards(including 2 kings)=26 Kings =4-2=2 P(E)=26+2/52=28/52=7/13 The angle of elevation ofthe top of the tower from points an the ground which is 22.5 m.from the foot of the tower is 30 m and height of the tower A) red cards =13 king=4, 2 red and 2 black. ie 13 already includes 2 king so, 13+2/52=15/52 |
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