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Run the counting gates

Exercise and reference answers

Questions
  1. Correct
    6
    Choices
    1. 6
    2. 5
    3. 8
  2. Correct
    12
    Choices
    1. 7
    2. 12
    3. 10
  3. Correct
    24
    Choices
    1. 24
    2. 12
    3. 36
  4. Correct
    256
    Choices
    1. 64
    2. 128
    3. 256
  5. Correct
    120
    Choices
    1. 120
    2. 60
    3. 24
  6. Correct
    320
    Choices
    1. 320
    2. 220
    3. 120
Instructions
Pick the count for pants, bags, letters, flags and factorials.

Explanation

_Source: syllabus Mathematics, Chapter 7, Permutations and Combinations._
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