How many numbers consisting of five different digits each

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1.A marble is drawn at random from a box containing 10 red, 30 white, 20 blue, and 15 orange marbles. Find the probability that is: (a) orange or red (b) not red or blue (c) not blue (d) white (e) red, white, or blue

2.Box I contains 3 red and 5 white balls, while Box II contains 4 red and 2 white balls. A ball is chosen at random from the first box and placed in the second box without observing it's color. Then a ball is drawn from the second box. Find the probability that it is white.

3.How many numbers consisting of five different digits each can be made from the digits 1,2,3,...,9 if (a) the numbers must be odd (b) the first two digits of each number are even

Reference no: EM13548117

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