Introduction to Data Interpretation
Direction: The following pie-chart shows the expenditure incurred on the construction of a house in a city.
Study the chart and answer the following questions.

- Of the total expenditure, the percentage of expenditure on steel and bricks together is
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Required percent
= 36 + 54 × 100 = 25% 360 Correct Option: C
Required percent
= 36 + 54 × 100 = 25% 360
- What part of expenditure on labour is in respect of total expenditure?
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∵ 360° ≡ 1
∴ 90 ° ≡ 90 = 1 360 4 Correct Option: C
∵ 360° ≡ 1
∴ 90 ° ≡ 90 = 1 360 4
- The highest expenditure in percentage is
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∵ 360° ≡ 100%
∴ 108 % ≡ 100 × 108 = 30% 360 Correct Option: B
∵ 360° ≡ 100%
∴ 108 % ≡ 100 × 108 = 30% 360
- The ratio of expenditure on Steel, Cement and Bricks is
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Required ratio
= 36 : 72 : 54
= 2 : 4 : 3Correct Option: A
Required ratio
= 36 : 72 : 54
= 2 : 4 : 3
- The mean of the expenditure is on
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Corresponding angle of average expenditure
= 360° = 72° ≡ cement 5 Correct Option: B
Corresponding angle of average expenditure
= 360° = 72° ≡ cement 5