Difference between the values of two sectors

This type of question, asked 4 times: 17 Jul 2023 S2, 19 Jul 2023 S1, 20 Jul 2023 S2, 25 Jul 2023 S2. All 4 questions below, oldest first.

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Question 1
17 Jul 2023 S2
53 $The following pie chart shows the monthly sale of laptops of five companies A, B, C, D and E in a store. If 2,500 laptops were sold by the store in a month, then what is the difference between the number of laptops sold of Company A and that of Company C?$
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Question 2
19 Jul 2023 S1
56 $Study the given pie-chart and answer the question that follows. The pie-chart displays the percentage of fruits sold (in kg) by a fruit seller in one month. If the total fruits sold by a fruit seller in one month was 50,000 kg, find the approximate difference of the quantity (in kg) of pomegranates and that of berries.$
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Question 3
20 Jul 2023 S2
54 $Study the given pie-chart carefully and answer the following question. What is the difference between the funds (in Rs.) acquired by the school from donation and those from government agencies?$
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Question 4
25 Jul 2023 S2
52 $The following pie charts show the data of the number of appeared and passed students of class 12 in sections A,B,C,D and E. Find the difference between the number of students who appeared for the exam in sections A and B.$
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Question 1