A student was given the following problem on percentage to solve, тАЬFind the percentage of decrease if the population of a city decreased from 28,000 to 26,500.тАЭ She wrote the following solution, Original population = 28,000; New population = 26,500 % decrease= $\frac{26500}{28000} \times 100$% =94.6% Which of the following is most appropriate with respect to the response of the student ?
Option 1 is the correct answer because it accurately identifies the student's misunderstanding in solving the problem. Let's break down the reasoning: 1. Understanding the Concept of Percentage: The student demonstrates an understanding of how to calculate a percentage by using the formula \(\frac{\text{New Value}}{\text{Original Value}} \times 100\%\). This indicates that the student knows how to perform percentage calculations in general. 2. Misidentification of the Quantity: The error lies inтАжRead More
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