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Mathematics

10th

grade

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Combinatorics

44
plays

15 questions

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  • 1. Multiple Choice
    20 seconds
    1 pt

    To buy a computer system, a customer can choose one of 4 monitors, one of 2 keyboards, one of 4 computers and one of 3 printers. Determine the number of possible systems that a customer can choose from.

    128

    8

    32

    96

  • 2. Multiple Choice
    30 seconds
    1 pt

    A student can select one of 6 different mathematics books, one of 3 different books and one of 4 different science books. In how many way can a student select a book of mathematics, a book of chemistry and book of science?

    27

    72

    54

    68

  • 3. Multiple Choice
    20 seconds
    1 pt

    There are 3 different roads from City A to City B and 2 different roads from City B to City C. In how many ways can someone go from City A to City by passing City B?

    2

    3

    6

    12

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