Problema Solution
Of the 600 tickets sold to a movie, 480 were full-price tickets costing $7 each. If the gate receipts were $3,840, what did a student ticket cost?
Answer provided by our tutors
let x = the cost of a student ticket
7*480 + (600-480)*x = 3840
by solving the equation we find
x = $4
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the student ticket costs $4.