Algebra-2

Question Analysis
This question tests the application of direct variation in a real-world context. The student needs to determine the constant of variation and use it to find the weight for a given number of books.

Key Concept Explanation
In direct variation, , where is the constant of variation. The constant can be found by dividing by for any pair of values.

Step-by-step Solution
1. Given that the weight is 18 pounds for 6 books, find :

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