For a Saturday matinee, adult tickets cost $7.50 and kids under 12 pay
only $5.00. If 70 tickets are sold for a total of $450, how many of the
tickets were adult tickets and how many were sold to kids under 12?

Question

05-06-2014
Mathematics

Answered

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For a Saturday matinee, adult tickets cost $7.50 and kids under 12 pay
only $5.00. If 70 tickets are sold for a total of $450, how many of the
tickets were adult tickets and how many were sold to kids under 12?

Sagot :

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Poknoy Poknoy · Answer 1 · 2014-06-06T12:23:32-04:00

let x = # of adult tickets sold, thus the # of children tickets = 70-x 7.5x + 5(70-x) = 450 ^ 7.5x + 350 -5x = 450 ^ 2.5x = 450-350= 100 x = 40 adults tickets thus 70—40 = 30 children tickets

Sagot :

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