In the past month, Felipe rented 6 video games and 4 DVDs. The rental price for each video game was $2.60. The rental price for each DVD was $3.70. What is the total amount that Felipe spent on video game and DVD rentals in the past month?

An agency spent $360 during the first month of the year and $2,880 during the next six months. If the average monthly expenditure for the entire year was $450, what was the average monthly expenditure for the last five months?

David bought three DVDs and four books for $40. Anna spent $18 and bought one DVD and six books. Solve the system of equations to determine the cost of each DVD and book.

Chris wants to order DVD's over the internet. Each DVD costs $15.99 and shipping the entire order costs$9.99. If he can spend no more than $100, how many DVD's could he buy?

2. Mr. Thomas wants to buy a television that costs $2435. If Mr Thomas pays for the television in full, he will enjoy a discount of 12%. If he chooses to pay by instalments, no discount will be given and he will have to pay 15% of the selling price as down payment, followed by 12 monthly instalments of $185 each. How much will Mr Thomas save if he chooses to pay in full instead of paying by instalments?

Philip has $883 available on his credit card, and he wants to rent a car for vacation. If he spends $601 on a rental car, how much will he still have available on his credit card?