A box contains : 7 blue rubber balls numbered 1-7, 7 red rubber balls numbered 1-7, 7 green rubber balls numbered 1-7, and 7 yellow rubber balls numbered 1-7. The rubber balls are all the same size, texture, weight, etc. They cannot be distinguished without looking at them. The box is covered and shaken vigorously until the rubber balls are randomly mixed up. 11. Use Rubber Balls in a Box Setup. Suppose 5 rubber balls are to be randomly drawn out (all at once). Find the probability that three of the rubber balls will have one color, and the other two rubber balls will have another color. 8,820 А. 98,280 8,822 В. 98,280 8,824 С. 98,280 8,826 D. 98,280 12. Use Rubber Balls in a Box Setup. Suppose 6 rubber balls are to be randomly drawn out (all at once). Find the probability that four of the rubber balls will have one color, and the other two rubber balls will have another color. 8,840 8,810 А. 376,740 8,820 8,830 В. С. D. 376,740 376,740 376,740

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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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allS III a
A box contains : 7 blue rubber balls numbered 1-7, 7 red rubber balls numbered 1-7, 7 green rubber
balls numbered 1-7, and 7 yellow rubber balls numbered 1-7. The rubber balls are all the same size,
texture, weight, etc. They cannot be distinguished without looking at them. The box is covered and
shaken vigorously until the rubber balls are randomly mixed up.
11. Use Rubber Balls in a Box Setup. Suppose 5 rubber balls are to be randomly drawn out (all at once). Find
the probability that three of the rubber balls will have one color, and the other two rubber balls will have another
color.
8,820
8,822
8,824
8,826
А.
В.
C.
D.
98,280
98,280
98,280
98,280
12. Use Rubber Balls in a Box Setup. Suppose 6 rubber balls are to be randomly drawn out (all at once). Find
the probability that four of the rubber balls will have one color, and the other two rubber balls will have another
color.
8,810
А.
376,740
8,830
С.
376,740
8,840
D.
8,820
В.
376,740
376,740
13. Use Rubber Balls in a Box Setup. Suppose 5 rubber balls are to be randomly drawn out (all at once). Find
the probability that three of the rubber balls will have one number, and the other two rubber balls will have
another number.
1,006
В.
98,280
1,004
1,008
С.
98,280
1,010
A.
D.
98,280
98,280
Transcribed Image Text:allS III a A box contains : 7 blue rubber balls numbered 1-7, 7 red rubber balls numbered 1-7, 7 green rubber balls numbered 1-7, and 7 yellow rubber balls numbered 1-7. The rubber balls are all the same size, texture, weight, etc. They cannot be distinguished without looking at them. The box is covered and shaken vigorously until the rubber balls are randomly mixed up. 11. Use Rubber Balls in a Box Setup. Suppose 5 rubber balls are to be randomly drawn out (all at once). Find the probability that three of the rubber balls will have one color, and the other two rubber balls will have another color. 8,820 8,822 8,824 8,826 А. В. C. D. 98,280 98,280 98,280 98,280 12. Use Rubber Balls in a Box Setup. Suppose 6 rubber balls are to be randomly drawn out (all at once). Find the probability that four of the rubber balls will have one color, and the other two rubber balls will have another color. 8,810 А. 376,740 8,830 С. 376,740 8,840 D. 8,820 В. 376,740 376,740 13. Use Rubber Balls in a Box Setup. Suppose 5 rubber balls are to be randomly drawn out (all at once). Find the probability that three of the rubber balls will have one number, and the other two rubber balls will have another number. 1,006 В. 98,280 1,004 1,008 С. 98,280 1,010 A. D. 98,280 98,280
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