2009 AMC 10B Problem 3
Problem 3 of 25EasierAlgebra
Paula the painter had just enough paint for identically sized rooms. Unfortunately, on the way to work, three cans of paint fell off her truck, so she had only enough paint for rooms. How many cans of paint did she use for the rooms?
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Solution
The lost cans would have painted rooms, so each room takes of a can.
For rooms she used cans.
Thus, the correct answer is C.