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The quantity of Radish sold in F is the average quantity of Radish sold in A, C and D together and the ratio of the Radish to Carrot sold in F is 4 тИ╢ 5. Find the quantity of Carrot sold in F.
810 kg
720 kg
780 kg
750 kg
None of the above
780 kg
Calculate the sum of Radish in A, C, and D (700+600+860 = 2160), then divide by 3 to get the average (720). Multiply this result by 1.25 (the ratio 5/4) to find the Carrot in F.
Quantity of Radish sold in shop A = 700 kg, C = 600 kg, D = 860 kg. Ratio of Radish to Carrot sold in F = 4 : 5.
Average=nтИСxiтАЛтАЛ,CarrotFтАЛ=RadishFтАЛ├Ч45тАЛ
Calculate the sum of Radish in A, C, and D (700+600+860 = 2160), then divide by 3 to get the average (720). Multiply this result by 1.25 (the ratio 5/4) to find the Carrot in F.
Students often misread the graph or confuse the bars for Carrot and Radish, or mistakenly divide the ratio instead of multiplying by the ratio factor.
Calculate Average Radish
Extract the Radish values for shops A, C, and D from the graph and find their average.
Average┬аRadishFтАЛ=3700+600+860тАЛ=32160тАЛ=720┬аkg
Apply Ratio to find Carrot
Given the ratio of Radish to Carrot in F is 4:5. If Radish is 4 units and Carrot is 5 units, use the average found for Radish to determine the Carrot quantity.
CarrotFтАЛ=720├Ч45тАЛ
Calculate Final Result
Solve for the final quantity of Carrot sold in shop F.
CarrotFтАЛ=180├Ч5=780┬аkg
C is correct because the average of Radish sold in A, C, and D is 720 kg, and applying the 4:5 ratio gives 780 kg of Carrot.
Always identify the legend labels correctly on bar graphs first, as standard exams often swap color codes to test attention to detail.
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