Class 7 Maths Chapter 3 Data Handling test Paper pdf Download set-1:-

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**Chapter 3 Test Paper (01)**

## Class 7 Maths Chapter 3 Test Paper Set-1 Text Form:-

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**Test Paper (04) **

**CLASS: 7 MAX. MARKS :30 **

**SUBJECT: MATHEMATICS ** ** TIME: 1 HOUR**

**CH: 3 (Data Handling) **

**General Instructions**:

- All questions are compulsory.
- This question paper contains 14 questions divided into four Sections A, B, C and D.
- Section A has 5 questions of 1 mark each. Section B has 4 questions of 2 marks each. Section C has 3 questions of 3 marks each. and Section D has 2 questions of 4 marks each.
- Use of Calculators is not permitted

**Section A**

1.The median of the first ten natural number is _______.

(a).5 (b) 5.5 (c) 3.5 (d) 4.5

2.Find the mode of the given set of numbers: 1, 1, 2, 4, 3, 2, 1, 2, 2, 4

a. 2 b. 1 c. 3 d. 4

3. Find the median of the data:

3, 11, 7, 2, 5, 9, 9, 2, 10, 15, 7

4. The difference between the highest and the lowest observations of a

data is called _________.

5. The probability of an event which is certain to happen is _________.

**Section B**

- Find the median of 3, 11, 7, 2, 5, 9, 9, 2, 10.
- Heights (in cm) of 25 children are given below:

168, 165, 163, 160, 163, 161, 162, 164, 163, 162, 164, 163, 160, 163, 16, 165,

163, 162, 163, 164, 163, 160, 165, 163, 162

- What is the mode of their heights? What do we understand by Mode here?
- A car seller collects the following data of cars sold in his shop.

Colour of Car Number of Cars Sold

Red 15

Black 20

White 17

Silver 12

Others 9

(a) Find the mean of the data.

(b) Which colour of the car is most liked?

**Section C**

10. Given below are heights of 15 boys of a class measured in cm:

128, 144, 146, 143, 136, 142, 138, 129, 140, 152, 144, 140, 150,

142, 154.

Find

(a) The height of the tallest boy.

(b) The height of the shortest boy.

(c) The average height of the students.

11. Observe the given bar graph carefully and answer the questions that follow.

Fig. 3.6

(a) What information does the bar graph depict?

(b) How many motor bikes were produced in the first three months?

(c) In which months were the maximum number of bike production

12. The cards bearing letters of the word āMATHEMATICSā are placed in a bag. A card is taken out from the bag without looking into the bag (at random).

What is the probability of getting?

(i) M?

(ii) Any vowel?

(iii) Any consonant?

Section D

13. Study the double bar graph shown below and answer the questions that follow:

(a) What information is represented by the above double bar graph?

(b) In which month sales of Brand, A decreased as compared to the previous month?

(c) What is the difference in sales of both the Brands for the month of June?

(d) Find the average sales of Brand B for the six months.

14. In a public library, the following observations were recorded by the librarian in a particular week:

Days Mon Tues Wed Thurs Fri Sat

Newspaper Readers 400 600 350 550 500 350

Magazine Readers 150 100 200 300 250 200

(a) Draw a double bar graph choosing an appropriate scale. (2)

(b) On which day, the number of readers in the library was maximum? (1)

(c) What is the mean number of magazine readers? (1)