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This question belongs to Data Interpretation Line Chart
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Directions (1 - 4): The following figure represents flow of natural gas through pipeline between major cities A, B, C, D and E (in suitable unit). Assume that supply equals demand. Refer to it and answer the following questions.-
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If the total demand in E is 80% of demand in A, what is the demand in A?

Answer & Solution
Correct Answer: Option A
The total demand in E = Total input into E.
  → 550 + 800 + 650 = 2000
$$\eqalign{ & = \frac{2000\times100}{80} \cr & =2500 \cr} $$
Hence, the demand in A will be 2500.
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3 Comments
Anjali Patil
Anjali Patil 7 years ago
Got it
As E is getting input of 2000 units. This 2000 is 80%. Then 100% will be 2500 units in A
Anjali Patil
Anjali Patil 7 years ago
I am not getting it.
Please can you tell me how the demand in A become 2500?
Preeya Patil
Preeya Patil 8 years ago
i didn't get it
Please can you tell me how the demand in A become 2500