O-LevelMathematicsProbability4024/12 · May/June 2016 · Q92 Marks
50 students are asked what type of movie they like to watch. Of these students, • 26 like comedy, • 15 like both action and comedy and • 8 like neither action nor comedy. Using a Venn diagram, or otherwise, find the number of students who like action but not comedy.
- (a)50 students are asked what type of movie they like to watch. Of these students, • 26 like comedy, • 15 like both action and comedy and • 8 like neither action nor comedy. Using a Venn diagram, or otherwise, find the number of students who like action but not comedy.[2]
Mark scheme
Marking points from the official mark scheme (May/June 2016). The mark or mark type is shown in brackets.
- [2*] 16
- B1 for 15, 8 and 11 correctly placed and 26 not placed in Venn diagram
- or for x + 26 + 8 = 50 oe
- or for 50 - 26 - 8 oe leading to answer
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