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IB Mathematics: Applications and Interpretation SL · 13.1: Probability · 13.1.6

Conditional probability Problem set B Answers

Skills

    1. (a) \(\frac{4}{11}\)
    2. (b) \(\frac{7}{11}\)
    1. (a) \(\frac{8}{35}\)
    2. (b) \(\frac{3}{35}\)
    1. (a) \(\frac{3}{14}\)
    2. (b) \(\frac{15}{79}\)
    1. (a) \(\frac{7}{22}\)
    2. (b) \(\frac{3}{5}=0.6\)
    1. (a) \(\frac{8}{25}=0.32\)
    2. (b) \(\frac{13}{25}=0.52\)

In context

    1. (a) \(\frac{3}{10}=0.3\)
    2. (b) \(\frac{7}{11}\)
    1. (a) \(\frac{3}{7}\)
    2. (b) \(\frac{9}{20}=0.45\)

Stretch

    1. (a) \(\frac{4}{5}=0.8\)
    2. (b) \(\frac{3}{11}\)
    1. (a) 0.35
    2. (b) \(\frac{7}{10}=0.7\)

jmaths.xyz · AI SL · 13.1.6 Conditional probability