1. Adult tickets to a concert cost $18 each, and student tickets cost $11 each. A total of 140 tickets were sold for $1,960. Which system of equations could be used to determine the number of adult and student tickets sold?
2. A catering company charges a flat setup fee of $125 plus $18 per guest. If g represents the number of guests, which expression represents the total cost of the event?
3. A jacket’s original price was reduced by 30%. After the discount, a 6% sales tax was added, bringing the final price to $148.40. What was the original price of the jacket before the discount?
5. A factory produces small and large storage containers. The number of small containers produced is 12 fewer than three times the number of large containers produced. If x represents the number of large containers produced, which expression represents the number of small containers produced?