Introduction to Data Interpretation
Direction: Study the following frequency polygon and answer the questions. Given a line graph showing the number of students passed in Higher Secondary Examination in a school over the years 2008 to 2013.
 The average of passed students in the years 2008, 2009, 2012 approximately is

View Hint View Answer Discuss in Forum
On the basis of given table in question ,
Total number of passed students in given years = 110 + 138 + 156 = 404
Number of given years = 3Required average = Total number of passed students in given years Number of given years
Correct Option: D
On the basis of given table in question ,
Total number of passed students in given years = 110 + 138 + 156 = 404
Number of given years = 3Required average = Total number of passed students in given years Number of given years Required average = 404 = 134.67 3
 Refer the below data table and answer the following Question.
Raw Materials and Interest are what per cent of total expenses?

View Hint View Answer Discuss in Forum
According to given table, we have
Total expenditure = Rs. (12 + 6 + 3 + 4 + (3) lakhs = Rs. 28 lakhs
Total expenditure on raw materials and interest together = Rs. 16 lakhs∴ Required percent = Total expenditure on raw materials and interest together × 100 Total expenditure
Correct Option: D
According to given table, we have
Total expenditure = Rs. (12 + 6 + 3 + 4 + (3) lakhs = Rs. 28 lakhs
Total expenditure on raw materials and interest together = Rs. 16 lakhs∴ Required percent = Total expenditure on raw materials and interest together × 100 Total expenditure ∴ Required percent = 16 × 100 = 57.14 % 28
 Refer the below data table and answer the following Question.
If 400 calories are burnt by jogging 5km, how many calories were burnt in the given week?

View Hint View Answer Discuss in Forum
As per the given above table , we see
Total distance covered = (2.5 + 4 + 2.5 + 3.5 + 0.5 + 2.5 + 1.5) km. = 17 km.
If 400 calories are burnt by jogging 5km, i.e.
∵ 5 km. ≡ 400 caloriesCorrect Option: B
As per the given above table , we see
Total distance covered = (2.5 + 4 + 2.5 + 3.5 + 0.5 + 2.5 + 1.5) km. = 17 km.
If 400 calories are burnt by jogging 5km, i.e.
∵ 5 km. ≡ 400 calories∴ 17 km. ≡ 400 × 17 calories = 1360 calories 5
 Refer the bleow data table and answer the following Question.
The polygon shows cumulative production of cars manufactured in the month starting from January. How many cars were manufactured in the months of April and May?

View Hint View Answer Discuss in Forum
On the basis of given table in question ,
Production of cars in January ⇒ 480
Production of cars in February ⇒ 1050 – 480 = 570
Production of cars in March ⇒ 1630 – 1050 = 580
Production of cars in April ⇒ 1970 – 1630 = 340
Production of cars in May ⇒ 2670 – 1970 = 700Correct Option: A
On the basis of given table in question ,
Production of cars in January ⇒ 480
Production of cars in February ⇒ 1050 – 480 = 570
Production of cars in March ⇒ 1630 – 1050 = 580
Production of cars in April ⇒ 1970 – 1630 = 340
Production of cars in May ⇒ 2670 – 1970 = 700
∴ Total production of cars in May and April = 700 + 340 = 1040
 Refer the following data table and answer the following question.
Expenditure on raw materials and taxes is what per cent of total expenses?

View Hint View Answer Discuss in Forum
According to given table, we have
Total expenditure = Rs. (11 + 7 + 5 + 3 + 3) lakhs = Rs. 29 lakhs.
Expenditure on raw materials and taxes = Rs. 14 lakh∴ Required percent = Expenditure on raw materials and taxes × 100 Total expenditure
Correct Option: D
According to given table, we have
Total expenditure = Rs. (11 + 7 + 5 + 3 + 3) lakhs = Rs. 29 lakhs.
Expenditure on raw materials and taxes = Rs. 14 lakh∴ Required percent = Expenditure on raw materials and taxes × 100 Total expenditure ∴ Required percent = 14 × 100 ≈ 48.28% 29