Series RTEQ.P. Code 25/-1/-1
Roll No.
RTE LEARN · CBSE PATTERN 2026–27
MATHEMATICS
Unit test · Ch 2: Power Play
Time allowed : 40 MinutesMaximum Marks : 20
General Instructions :
Read the following instructions carefully and follow them :
(i)This question paper contains 11 questions. All questions are compulsory.
(ii)This question paper is divided into three sections – A, B and C.
(iii)In Section A, Question numbers 1 to 5 carry 1 mark each.
(iv)In Section B, Question numbers 6 to 8 are very short answer (VSA) type questions carrying 02 marks each.
(v)In Section C, Question numbers 9 to 11 are short answer (SA) type questions carrying 03 marks each.
(vi)Draw neat figures wherever required. Take π = 22/7 wherever required, if not stated.
(vii)Use of calculators is not allowed.
SECTION A
This section comprises 5 questions of 1 mark each.
1.1
What is the value of 5⁴?
2.1
What is the value of any non-zero number raised to the power 0?
3.1
In the expression 7³, identify the base and the exponent.
4.1
Write 2⁻¹ as a fraction.
5.1
Express 5900 in scientific notation.
SECTION B
This section comprises 3 very short answer (VSA) type questions of 2 marks each.
6.2
Simplify and write in exponential form: 3⁴ × 3³
7.2
A sheet of paper is 0.001 cm thick. What is its thickness after 10 folds?
8.2
Simplify: 2⁻⁴ × 2⁷ and write in exponential form.
SECTION C
This section comprises 3 short answer (SA) type questions of 3 marks each.
9.3
Express 32400 as a product of its prime factors in exponential form.
10.3
A magical pond starts with 1 lotus. The number of lotuses doubles every day. Write the number of lotuses after 30 days in exponential form. If the pond is full on day 30, on which day was it half full?
11.3
Write the laws of exponents: (i) nᵃ × nᵇ (ii) nᵃ ÷ nᵇ (iii) (nᵃ)ᵇ
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