In a committed, 50people speak French, 20speak Spanish and 10 speak both Spanish and French .
how many speak at least one of the these two languages?
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70 people speak at least one of these two languages.
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1
Answer:
60
Step-by-step explanation:
P(A) +P(B)-P(A insection B)=P(A union B)
50+20-10= 60
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