NCERT Class 8 Mathematics Solutions: Chapter 5 – Data Handling Exercise 5.2 Part 3 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Image Shows Pie Chart of Food Distribution

Question: 4 The adjoining pie chart gives the marks scored in an examination by a student in Hindi, English, Mathematics, Social Science and Science. If the total marks obtained by the students were 540, answer the following questions:

Pie Chart Gives the Students Marks Scored in an Examination

(i) In which subject did the student score 105 marks?

(Hint: for 540 marks, the central angle . So, for 105 marks, what is the central angle?)

(ii) How many more marks were obtained by the student in Mathematics than in Hindi?

(iii) Examine whether the sum of the marks obtained in Social Science and Mathematics is more than that in Science and Hindi.

Answer:

Table Shows the Central Angle and Mark Obtained by Students

(i) The student scored 105 marks in Hindi.

(ii) Marks obtained in

Mathematics Marks

Hindi

Difference =

Thus, 30 more marks were obtained by the student in Mathematics than in Hindi.

(iii) Sum of marks in Social Science and Mathematics

Sum of marks in Science and Hindi

Yes, the sum of the marks in Social Science and Mathematics is more than that in Science and Hindi.

Question 5: The number of students in a hostel, speaking different languages is given below. Display the data in a pie chart.

Number of Students in a Hostel Speaking Different Languages

Answer:

Table:

Central Angle of Number of Students in a Hostel Speaking Dif …

Pie chart at above given data is as follows:

Pie Chart at Above Given Data of Table