Concept explainers
Roommates. Your school has 4000 students who want to live in dorms. There is a one-to-one correspondence between these students and available beds. If 80% of the beds are in double rooms, how many students will be living in double rooms? Suppose the remaining rooms are single rooms. How many dorm rooms are there altogether?
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Chapter 3 Solutions
The Heart of Mathematics: An Invitation to Effective Thinking, WileyPLUS NextGen Card with Loose-leaf Set Single Semester: An Invitation to Effective Thinking (Key Curriculum Press)
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