Level 2
One ticket to the SEA games sports match was sold at $8. To promote the event, 3 tickets were given free for 20 tickets purchased. If John wanted to buy 46 tickets in all, what was the least amount of money he had to spend?
Level 3
Taufik bought the same number of badminton rackets and shirts. The total cost of 2 badminton rackets and 1 shirt was $42. The total cost of 1 badminton racket and 2 shirts was $36. He spent a total of $234. How many badminton rackets did Taufik buy?