Mathematics

9th -

12thgrade

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Fundamental Counting Principle

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10 questions

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  • 1. Multiple Choice
    5 minutes
    1 pt

    A 'combination' lock has a dial bearing the numbers 1 through 16. How many different 3-number 'combinations' are possible if there are no restrictions on the 3 numbers (example: 16-5-4, 5-16-4, 3-3-12 are three different, valid 'combinations')?

    48

    4096

    3360

    256

  • 2. Multiple Choice
    5 minutes
    1 pt

    Prior to the coin toss for a football game, the captains for the two teams meet at midfield. One team has three captains and the other team has five captains. Each captain from the first team shakes hands with each captain from the other team. How many handshakes occur?

    30

    8

    15

    17

  • 3. Multiple Choice
    5 minutes
    1 pt

    A seven-question quiz has 4 true/false questions followed by 3 multiple choice questions. For each multiple choice question there are four possible answers. In how many different ways is it possible to answer the seven questions?

    12

    80

    28

    1024

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