Class 7 Maths Chapter 13 Test Paper Set-3 Pdf Download CBSE
Test Paper Of Class 7 Maths Chapter 13 Exponents And Power


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Chapter 13 Test Paper (03)
class-7-maths-chapter-13-test-paper-03Class 7 Maths Chapter 13 Exponents And Power Test Paper Set-3 Text Form:-
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SAMPLE PAPER (03)
CLASS: 7 MAX. MARKS :30 SUBJECT: MATHEMATICS TIME: 1:30 HOUR CH: 12 (Exponents and Powers)
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 of 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 – A
In Questions 1 to 5, there are four options, out of which one is correct. Write the correct answer.
1. [(-3)2]3 is equal to
(a) (-3)8 (b) (-3)6 (c) (-3)5 (d) 9-3)23
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2. The standard form of the number 12345 is
(a) 1234.5 × 101 (b) 123.45 × 102
(c) 12.345 × 103 (d) 1.2345 × 104
3. Cube of -1/4 is
(a) –1/12 (b) 1/16 (c) -1/64 (d) 1/64
4. In standard form 72 crore is written as
(a) 72 × 107 (b) 72 × 108 (c) 7.2 × 108 (d) 7.2 × 107
5. x is a non-zero rational number. Product of the square of x with the cube of x is equal to the
(a) second power of x (b) third power of x
(c) fifth power of x (d) sixth power of x
Section – B
6. Find the value of:
(i) 26 (ii) 112
7. Express each of the following numbers using exponential notations:
(a) 1024 (b) 1029
8. Simplify:
(i) 0 × 102 (ii) 52 × 33
9. Express the following numbers in standard form:
(i) 39087.8 (ii) 3908.78
Section – C
10. Express each of the following as product of powers of their prime factors:
(i) 405 (ii) 540 (iii) 3,600
11. Identify the greater number.
(a) 29 or 92 (b) 7.9 × 104 or 5.28 × 105 (c) 26 or 62
12. Simplify:
(i) (–3) × (–2)3 (ii) (–3)2 × (–5)2 (iii) (–2)3 × (–10)3
Section – D
13. Simplify and express each of the following in exponential form:
(a) 125 x 52 x a7/103 x a4
(b) 34 x 123 x 36/25 x 63
14. Express the number appearing in the following statements in standard form.
(a) The distance between Earth and Moon is 384,000,000 m.
(b) Speed of light in vacuum is 300,000,000 m/s.
(c) Diameter of the Earth is 1,27,56,000 m.
(d) Diameter of the Sun is 1,400,000,000 m
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