Problem:
Each day Walter gets for doing his chores or for doing them exceptionally well. After days of doing his chores daily, Walter has received a total of . On how many days did Walter do them exceptionally well?
Answer Choices:
A.
B.
C.
D.
E.
Solution:
Walter gets an extra per day for doing chores exceptionally well. If he never did them exceptionally well, he would get for days of chores. The extra must be for days of exceptional work.