Test Paper Of Class 8 Maths Chapter 1 Rational Number

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**Chapter 1 Test Paper (02)**

## Class 7 Maths Chapter 1 Rational Number Test Paper Set-2 Text Form:-

**SAMPLE PAPER (02)**

CLASS: 8 MAX. MARKS :30

SUBJECT: MATHEMATICS TIME: 1:30 HOUR

CH: 1 (**Rational Numbers****)**

General Instructions:

I. All questions are compulsory.

II. This question paper contains 14 questions divided into four Sections A, B, C and D.

III. Section A has 5 questions of 1 mark each. Section B has 4 questions 2 marks each. Section C has 3 questions of 3 marks each. and Section D has 2 questions of 4 marks each.

IV. Use of Calculators is not permitted.

**Section ā A**

**In Questions 1 to 10, there are four options, out of which one is correct. Write the correct answer.**

1. Three rational numbers lying between ā3/4 and 1/2 are

(a) ā 1/2, 0, 3/4 (b) ā1/4, 1/,4, 3/4

(c) ā1/4, 0, 1/4 (d) ā5/4, 0, 1/4

2. Which of the following is not true?

(a) rational numbers are closed under addition.

(b) rational numbers are closed under subtraction.

(c) rational numbers are closed under multiplication.

(d) rational numbers are closed under division.

3. The additive inverse of -7/19 is

(a) -7/19

(b) 7/19

(c) 19/7

(d) -19/7

4. ā (āx) is same as (a) ā x (b) x (c) 1/x (d) -1/x

5. The reciprocal of ā1 is (a) 1 (b) ā1 (c) 0 (d) Not defined

**Section ā B**

6. lies two numbers between 1 and -1.

7. Identify the rational number that does not belong with the other three. Explain your reasoning -5/11, -1/2, -4/9, -7/3

8. 2/5 of total number of students of a school come by car while 1/4 of students come by bus to school. All the other students walk to school of which 1/3 walk on their own and the rest are escorted by their parents. If 224 students come to school walking on their own, how many students study in that school?

9.

**Section ā C**

10. Represent these numbers on the number line.

(i) 5/4 (ii) -5/7 (iii) -4/7

11. Fill in the blanks. (i) Zero has ________ reciprocal.

(ii) The numbers ________ and ________ are their own reciprocals

(iii) The reciprocal of ā 5 is ________.

12. Using suitable rearrangement and find the sum:

**Section ā D**

13. Let a, b, c be the three rational numbers where a = 2/3, b = 4/5 and c = ā5/8 Verify:

(i) a + (b + c) = (a + b) +c (Associative property of addition)

(ii) a Ć (b Ć c) = (a Ć b) Ć c (Associative property of multiplication)

14. Verify the property x Ć (y Ć z) = (x Ć y) Ć z of rational numbers by using

(a) x = 1, Y = – 1/2 and Z = 1/4

(c) -3/7 and Z= 1/2

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