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This Kind of Stuff Drives Me Nuts

A bat and a ball cost $1.10 in total. The bat costs $1.00 more than the ball. How much does the ball cost?

A. $1.10

B. $0.10

C. $0.05

D. $1.00

E. $0.15

Hint: The answer is not B.

Source: Freakonomics blog