waecmaths question:
The Venn diagram shows the choice of food of a number of visitors to a canteen. How many people took at least two kinds of food?
Option A:
10
Option B:
12
Option C:
15
Option D:
17
waecmaths solution:
Atleast 2 means from two above
6 + 4 + 2 + 5 =17
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