In Miss Q's class, 1/3 of the students brought a teddy bear to school. Each boy took 12 books, each girl took 17 books, and each teddy bear took 9 books. A total of 305 books were taken out. How many girls were there in Miss Q's class?
In Miss Q's class, 1/3 of the students brought a teddy bear to school. Each boy took 12 books, each girl took 17 books, and each teddy bear took 9 books. A total of 305 books were taken out. How many girls were there in Miss Q's class?
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.CT: Chapter Test
Problem 4CT: Over the past year, John has purchased 30 books. a In how many ways can he pick four of these books...
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