## Introduction to Data Interpretation

#### Data Interpretation

Direction: The follow- ing pie-diagram shows the expenditure incurred on the preparation of a book by a publisher, under different heads. Study the pie-diagram and answer the following questions.

1. Angle of the pie-chart representing expenditure incurred on paying royalty is

1. ∵ 100% ≡ 360°

 ∴ 15% ≡ 360 × 15 = 54° 100

##### Correct Option: D

∵ 100% ≡ 360°

 ∴ 15% ≡ 360 × 15 = 54° 100

Direction: Following is the pie-chart showing the spendings of a family on various items in a particular year
Study the pie chart and answer questions.

1. If the difference in the amount spent for buying clothes and house maintenance was \$ 1,500, how much they spent for house maintenance?

1.  ∵ 25 - 10 % = \$ 1500 2

 ⇒ 5 % ≡ \$ 1500 2

 ∴ 10 % ≡ 1500 × 2 × 10 5

= \$ 6000

##### Correct Option: B

 ∵ 25 - 10 % = \$ 1500 2

 ⇒ 5 % ≡ \$ 1500 2

 ∴ 10 % ≡ 1500 × 2 × 10 5

= \$ 6000

1. Angle of the pie chart representing the expenditure on entertainment is

1. ∵ 100% ≡ 360°

 ∴ 10% ≡ 360 × 10 = 36° 100

##### Correct Option: C

∵ 100% ≡ 360°

 ∴ 10% ≡ 360 × 10 = 36° 100

1. If the total amount spent on the family during the year was \$ 35,000, the amount spent for study of children and food together was

1. Expenditure on the study of children and food

 = 35000 × 50 = \$ 19250 100

##### Correct Option: A

Expenditure on the study of children and food

 = 35000 × 50 = \$ 19250 100

1. If the total amount spent on the family during the year was \$ 50,000, how much they spent for buying clothes?

1. Expenditure on clothes

 = 50000 × 25 = \$ 6250 200

##### Correct Option: A

Expenditure on clothes

 = 50000 × 25 = \$ 6250 200