Mathematics · May / June 2022 · Paper 22 · Question 16
0580
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The question as text
The Venn diagram shows the number of students in a class of 40 who study physics (P), mathematics (M) and geography (G). P M G 6 5 11 3 4 2 9
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16(a)[1]
( ) ∪ ∩ ′ M G P [1]
16(b)[1]
22 [1]
16(c)[2]
8 23 oe [2]
M1 for k or 3 9 5 6 k or 8 c or 3 5 + c ≠ 1 + + + 23 c or for 8 and 23 identified
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