SOLUTION: An elementary school buys tickets for a field trip to the zoo. The number of children going on the field trip is 18 times the number of adults. Tickets for children cost $4 each an

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Question 1100718: An elementary school buys tickets for a field trip to the zoo. The number of children going on the field trip is 18 times the number of adults. Tickets for children cost $4 each and tickets for adults cost $8 each. The total cost of all the tickets is $2860, how many tickets of each type did the school purchase?
A. Define the unknown quantities in terms of one variable.
B. Translate the question into any Question.
C. Solve the equation, showing all work.
D. Write a complete answer to the question asked, including appropriate units.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
y, the number of adults
18y, the number of children

Accounting for the cost,
4%2A18y%2B8y=2860
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80y=2860
y=35.75-----makes no sense because not a whole number


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Did you copy a wrong number? Maybe the ticket sales was $2880. That would give whole values for y and 18y.