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E:\Working\Focus_Learning\Math_Genius-6\Open_Files\06_Unit_Test_2\Unit Test -2
\ 05-Nov-2024 Bharat Arora Proof-8 Reader’s Sign _______________________ Date __________

3. In a bar graph, the height of each bar must be the same.

4. In a bar graph, bars of uniform width are drawn horizontally only.
5. By subtracting 1 from the smallest 7-digit number, we get the largest 6-digit number.

D. Attempt the following questions.
1. Various modes of transport used by 1000 students of a school are as follows:

Modes of transport Cycle Private van School bus Car

Number of students 350 410 180 60
Draw the pictograph to represent the data given above.

2. Do you always get a three-digit number when a 5-digit number is subtracted from another
5-digit number? Give an example to justify your answer.
3. Round off each of the following numbers:

(a) 75 to nearest 10 (b) 194 to nearest 100 (c) 64289 to nearest 1000

4. The following table shows the favourite fruit of students in a class of 60 students.

Fruits Mango Banana Guava Grapes Apple
Number of students 25 10 15 5 5

Draw the bar graph for the above data.
5. A survey was conducted in a school to know Y Scale: 1 unit length = 10 students
about students favourite free time activity and the 70
information collected was represented by the bar 60
graph as shown alongside. 50
Study the bar graph and answer the following 40
30
question: Number of students 20

(a) How many students were surveyed in all? 10 X

(b) How many students preferred reading books? 0 Playing Listening
movies
friends
(c) Which activity is least preferred by the students? Watching sports Reading books music Party with
6. Following data shows the marks obtained by 40 Activities
students in a unit test:

26, 24, 32, 40, 40, 40, 25, 24, 29, 18, 16, 40, 45, 45, 45, 46, 17, 18, 10, 21, 28, 26, 26, 29, 44, 42,
41, 50, 52, 48, 48, 48, 40, 38, 35, 36, 37, 38, 39, 40

Write the above data in tabular form using tally marks and answer the following questions:
(a) Find the number of students who scored more than 45 marks.

(b) How many students score marks between 20 and 50?
7. Ravi walks 695 m to take a bus to his office. He travels 3 km 125 m by bus and then walks
100 m to reach office. Estimate the distance from his home to office.

8. Write the smallest and the largest 8-digit numbers using the digits 1, 2, 5, 9, 4. Then find
their sum and difference.

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