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Mathematics 9 Online
OpenStudy (anonymous):

Mrs. Guzmanbought3tablelampsfor$129.90. If each lamp cost $40.00 before tax was added, what tax rate did she pay on the 3 lamps? A 7.5% B 43.3% C 30.79% D 8.25% Mr. Martínez has 3 ice chests. He is placing 14 lunches in each ice chest. Each lunch contains a sandwich, a bag of chips, and a drink. About 55% of these lunches contain a ham sandwich. Which of the following is closest to the number of lunches that contain a ham sandwich? A 23 B 8 C 17 D 9

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