There are 57 students in a class. 47 students drink tea. 13 students drink coffee. 5 students drink neither. How many drink both tea and coffee?
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57-47=10
10+x=13
x=13-10
x=3
3 students drank both tea and coffee .
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Answer:
8 Drink both Tea & coffee
Step-by-step explanation:
Total Student = 57
Drink Tea = 47
Drink coffee = 13
Drink Neither = 5
Total Students who drinks = 57 -5 = 52
A ∩ B = A + B - A ∪ B
A∩B = 47 + 13 - 52
A∩B = 8
8 Drink both Tea & coffee
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