Total number of shirts sold from shop B and C taken together i... | Mathematics MCQ | Examoogle

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MathematicsPercentage

Total number of shirts sold from shop B and C taken together in 2023 are approximately what percent of total number of shirts sold from same shops taken together in 2025?

121%

115%

111%

108%

None of the above

Correct Answer

📐 MA • Math Direct FormulaMathematicsPercentage

Option A

121%

Quick Summary:

Sum the 2023 values ( $450+300 = 750$ ) and 2025 values ( $350+270 = 620$ ). Calculate $750/620 \approx 75/62 \approx 1.21$ .

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📐MAMath SolutionDirect Formula

📋 Given

From the line graph, shirts sold in 2023: Shop B = 450, Shop C = 300. In 2025: Shop B = 350, Shop C = 270.

🔢 Formula Used

Percentage=(Total 2023Total 2025)×100%\text{Percentage} = \left( \frac{\text{Total 2023}}{\text{Total 2025}} \right) \times 100\%Percentage=(Total 2025Total 2023​)×100%

⚡ Exam Hall Shortcut / Speed Trick

Sum the 2023 values ( $450+300 = 750$ ) and 2025 values ( $350+270 = 620$ ). Calculate $750/620 \approx 75/62 \approx 1.21$ .

⚠️ Common Student Trap / Pitfall

Students often pick the wrong years from the graph or miscalculate the sum of sales for the two shops, leading to incorrect ratios.

📊 Diagram / Illustration

🔢 Step-by-Step Solution

Calculate total sales for 2023

Total sales for Shop B and C in 2023 is the sum of their respective values: $450 + 300 = 750$ .

750750750

Calculate total sales for 2025

Total sales for Shop B and C in 2025 is the sum of their respective values: $350 + 270 = 620$ .

620620620

Calculate the percentage

To find what percent 2023 total is of 2025 total, compute the ratio and multiply by 100: $\frac{750}{620} \times 100 \approx 1.209677 \times 100 \approx 121\%$ .

750620×100≈121%\frac{750}{620} \times 100 \approx 121\%620750​×100≈121%

✅

A is correct because the ratio of total shirts sold in 2023 ( $750$ ) to those sold in 2025 ( $620$ ) is approximately $121\%$ .

Core Concepts Used

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Data interpretation Summation Percentage calculation

💡 EXAM TIP

Always ensure the 'denominator' base is correctly identified; here the question asks for 2023 as a percentage OF 2025, making 2025 the base (denominator).

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