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RBSE Solutions for Class 8 Maths Chapter 3 Powers and Exponents Ex 3.3

March 14, 2019 by Fazal 1 Comment

RBSE Solutions for Class 8 Maths Chapter 3 Powers and Exponents Ex 3.3 is part of RBSE Solutions for Class 8 Maths. Here we have given Rajasthan Board RBSE Class 8 Maths Chapter 3 Powers and Exponents Exercise 3.3.

Board RBSE
Textbook SIERT, Rajasthan
Class Class 8
Subject Maths
Chapter Chapter 3
Chapter Name Powers and Exponents
Exercise Exercise 3.3
Number of Questions 3
Category RBSE Solutions

Rajasthan Board RBSE Class 8 Maths Chapter 3 Powers and Exponents Ex 3.3

Question 1.
Change In the standard form
(i) 128000000
(ii) 1680000000
(iii) 0.0005
(iv) 0.00000017
(v) 0.000000000397
(vi) 0.00000004358
Solution
(i) 128000000
= 1.28 x 100000000
= 1.28 x 108
(ii) 1680000000
= 1.68 x 1000000000
= 1.68 x 109
RBSE Solutions for Class 8 Maths Chapter 3 Powers and Exponents Ex 3.3 1
RBSE Solutions for Class 8 Maths Chapter 3 Powers and Exponents Ex 3.3 2

RBSE Solutions

Question 2.
Express the following numbers in normal form
(i) 4 × 109
(ii) 245 × 107
(iii) 5.61729 × 107
(iv) 8.5 × 10-6
(v) 3.02 × 10-6
(vi) 7 × 10-4
Solution
(i) 4 x 109 = 4 × 1000000000
= 4000000000
(ii) 245 × 107
= 245 x 10000000
= 2450000000
(iii) 5.61729 × 107
= 5.61729 × 10000000
= 56172900
RBSE Solutions for Class 8 Maths Chapter 3 Powers and Exponents Ex 3.3 3

RBSE Solutions

Question 3.
Change the numbers In standard form of the following statements
(i) Diameter of the(RBSESolutions.com)thickness of human hair is 0.0002 cm approx.
(ii) Charge on an electron is 0.000,000,000,000,000,00016 coulomb.
(iii) 1 Micron = \(\frac { 1 }{ 1000000 }\) metre.
(iv) Thickness of a paper = 0.0016 cm.
Solution
(i) 0.0002
RBSE Solutions for Class 8 Maths Chapter 3 Powers and Exponents Ex 3.3 4

We hope the given RBSE Solutions for Class 8 Maths Chapter 3 Powers and Exponents Ex 3.3 will help you. If you have any query regarding Rajasthan Board RBSE Class 8 Maths Chapter 3 Powers and Exponents Exercise 3.3, drop a comment below and we will get back to you at the earliest.

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