Worksheet Solutions: Data Handling and Presentation | Mathematics (Maths) Class 6 PDF Download

Multiple Choice Questions (MCQs)

Q1: What is data primarily used for?
(a) Entertainment
(b) Collecting facts and numbers
(c) Cooking
(d) None of the above
Ans: (b) Collecting facts and numbers

Q2: Which of the following is a visual representation of data?
(a) Pictograph
(b) List
(c) Paragraph
(d) All of the above
Ans: (a) Pictograph

Q3: What does a bar graph represent?
(a) Numerical values
(b) Qualitative data
(c) Textual information
(d) None of the above
Ans: (a) Numerical values

Q4: In a pictograph, each picture can represent:
(a) One item only
(b) Multiple items
(c) Only data points
(d) None of the above
Ans: (b) Multiple items

Q5: What is the key function of infographics?
(a) To confuse the reader
(b) To present data in a visually engaging way
(c) To provide lengthy explanations
(d) None of the above
Ans: (b) To present data in a visually engaging way

Fill in the Blanks

Q1: Navya collected data on her classmates' favorite fruits. She found that 8 students liked apples, 12 liked bananas, and 5 liked oranges. The total number of students she surveyed is _______.
Ans: 25
Solution: The total number is found by adding the number of students who liked each fruit: 8 + 12 + 5 = 25.

Q2: A pictograph uses 1 symbol to represent 5 students. If 4 symbols are used to show the number of students who like chocolate, then _______ students like chocolate.
Ans: 20
Solution: Multiply the number of symbols (4) by the number each symbol represents (5): 4 × 5 = 20.

Q3: In a bar graph, the bar representing the number of students absent in Class 5 is twice the height of the bar for Class 3. If Class 3 had 4 students absent, then Class 5 had _______ students absent.
Ans: 8
Solution: Since the bar for Class 5 is twice as high, multiply the number of absent students in Class 3 by 2: 4 × 2 = 8.

Q4: If each tally mark represents 1 vote and 15 tally marks are recorded for a favorite game survey, then the total number of votes is _______.
Ans: 15
Solution: Each tally mark equals one vote, so the total number of votes equals the number of tally marks.

Q5: The number of symbols in a pictograph must be multiplied by _______ to find the total if each symbol represents more than one unit.
Ans: the scale
Solution: Multiply the number of symbols by the scale to find the total number of units represented.

True or False

Q1: A bar graph can only have vertical bars.
Ans: False
Solution: Bar graphs can have either vertical or horizontal bars, depending on what is being represented.

Q2: In a pictograph, one symbol can represent multiple units.
Ans: True
Solution: A scale in a pictograph allows one symbol to represent multiple units, making it easier to manage larger data.

Q3: The height of a bar in a bar graph does not need to correspond to the frequency it represents.
Ans: False
Solution: The height of a bar in a bar graph must correspond to the frequency to accurately represent the data.

Q4: A pictograph is useful for representing large amounts of data.
Ans: False
Solution: While pictographs are visually appealing, they are not always practical for representing large datasets.

Q5: The scale in a pictograph does not need to be mentioned.
Ans: False
Solution: The scale must be mentioned in a pictograph to clearly show what each symbol represents.