3 years ago

Describe a problem that could be solved using the following system 3A+4B=84 2A+5B=91

1 answer:

6 0

A local fair sold in one hour 3 adult tickets and 4 children tickets and collected 84 dollars. In another hour, it sold 2 adult tickets and 5 children tickets and collected 91 dollars. What is the price of each ticket.

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Answer:

10/13 ≈ 76.9%

Step-by-step explanation:

P(A∪B) = P(A) +P(B) -P(A∩B)

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Answer:

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