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What is the cost in dollars to steam clean a room W yards wide and L yards long if the steam cleaners charge 10 cents per square foot? (1 yard=3 feet) | |
A. | 0.9WL [Correct Answer] |
B. | 10WL [Wrong Answer] |
C. | 0.1WL [Wrong Answer] |
D. | 9WL [Wrong Answer] |