In a sports club 24 members play basketball (B), 28 play cricket (C), 16 play football (F), 9 play basketball and cricket, 11 play cricket and football and 6 play basketball and football. Five members play all three games and eight members play none of these games.
- (a)(i)Complete the Venn diagram to show this information. [Figure 21.1 - A blank Venn diagram with a universal set E and three intersecting circles labelled F, C, and B.][2]
- (a)(ii)Hence work out the total number of members in the club.[1]
- (b)In another sports club, the number of members playing basketball (B), cricket (C) and football (F) are shown in the Venn diagram below. [Figure 21.2 - A Venn diagram with a universal set E and three intersecting circles F, C, B, containing the numbers 16 (only F), 3 (F and C only), 2 (F, C, and B), 4 (F and B only), 12 (C only), 11 (C and B only), 5 (B only), and 8 (outside all circles).]
- (b)(i)Find n(F').[1]
- (b)(ii)Find n( (F U C) ∩ B').[1]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (May/June 2017). The mark or mark type is shown in brackets.
- [2] Correct Venn diagram B1 if 1 or 2 errors in the numbers
- [1] 55
- [1] 40
- [1] 39
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