Probability Diagrams (Tree & Venn Diagrams)

Probability Diagrams (Tree & Venn Diagrams) Quiz

Spec E8.3 · Cambridge IGCSE Maths: Quiz

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5 questions, one answer each

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  1. 1. Two fair dice are rolled. How many equally likely outcomes are in the sample space?

    • A. 36
    • B. 12
    • C. 6
    • D. 24

  2. 2. On a tree diagram, how do you find the probability of a single path of outcomes?

    • A. Multiply the probabilities along the path
    • B. Add the probabilities along the path
    • C. Subtract the second probability from the first
    • D. Divide the first probability by the second

  3. 3. A bag has 3 red and 5 blue counters. Two are drawn without replacement. What is P(both red)P(\text{both red})?

    • A. 328\frac{3}{28}
    • B. 964\frac{9}{64}
    • C. 628\frac{6}{28}
    • D. 38\frac{3}{8}

  4. 4. On a Venn diagram, n(E)=40n(\mathcal{E}) = 40 and n(A∩B)=10n(A \cap B) = 10. What is P(A∩B)P(A \cap B)?

    • A. 14\frac{1}{4}
    • B. 1030\frac{10}{30}
    • C. 410\frac{4}{10}
    • D. 110\frac{1}{10}

  5. 5. A spinner is spun 300 times and lands on green 75 times. Using this as an estimate, how many times would you expect green in 800 spins?

    • A. 200
    • B. 75
    • C. 300
    • D. 225

Quiz