Math Challenge

Oliver can earn money by doing chores each week. His parents made up the following chart:

Chore Money Earned
Cleaning his room $1.00
Walking the dog $1.25
Clearing the table $0.50
Shovel snow from the deck $1.50

Over four weeks he did some of the chores. The first week he did everything except shovel the snow. The second week he cleaned his room and walked the dog. The third week he did everything except clean his room. The fourth week, he cleaned his room and shovelled the snow.

How much money did Oliver earn over these four weeks?

Show all of your work along with your solution. Your solution is due on Monday.