Math, asked by princekylemantele, 5 months ago

in a group of 20 people, 7 like cold drinks and 12 like hot drink and each persons likes at least on of the two drinks.How many like both coffee and tea?
Given.
( A U B )=20 n(a)=7 n(b)=12

Answers

Answered by hansikas1

1

Answer:

40

Step-by-step explanation:

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