A store sells apples at $2 each. The total cost for buying different quantities of apples is recorded in the table below. What is the total cost for buying 7 apples? _______.
Answer & Analysis
Analysis
Question Analysis
This question tests the student's ability to identify a pattern in a table and use it to find a missing value, specifically in the context of a real-world scenario.
Key Concept Explanation
Tables are used to organize data in rows and columns. By observing the pattern in the table, students can predict the value of the dependent variable (total cost) for a given independent variable (quantity of apples).
Step-by-step Solution
1. Observe the pattern in the table: the total cost is twice the quantity of apples. Specifically, the total cost is
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