Algebra-1

Question Analysis
This question tests the student's ability to apply a real-world scenario to a mathematical relationship. The focus is on understanding the relationship between the number of pounds of apples and the total cost.

Key Concept Explanation
Real-world applications often involve linear relationships where one variable (cost) is directly proportional to another variable (quantity). By understanding the rate of change, students can calculate the total cost.

Step-by-step Solution
1. Identify the given rate: $2 per pound
2. Determine the quantity: 7 pounds
3. Calculate the total cost:

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