RD Sharma Class 8 Solutions Chapter 4 Cubes and Cube Roots Ex 4.5

In this chapter, we provide RD Sharma Class 8 Solutions Chapter 4 Cubes and Cube Roots Ex 4.5 for English medium students, Which will very helpful for every student in their exams. Students can download the latest RD Sharma Class 8 Solutions Chapter 4 Cubes and Cube Roots Ex 4.5 Maths pdf, free RD Sharma Class 8 Solutions Chapter 4 Cubes and Cube Roots Ex 4.5 Maths book pdf download. Now you will get step by step solution to each question.

RD Sharma Solutions for Class 8 Chapter 4 Cubes and Cube Roots Ex 4.5 Download PDF

Making use of the cube root table, find the cubes root of the following (correct to three decimal places) 
Question 1.
7
Solution:
7–√3 =1.913 (From the table)

Question 2.
70
Solution:
70−−√3 =4.121 (From the table)

Question 3.
700
Solution:
700−−−√3=7×100−−−−−−√3= 8.879 (from 10x−−−√3)

Question 4.
7000
Solution:
7000−−−−√3=70×100−−−−−−−√3 = 19.13 (from 100x−−−−√3)

Question 5.
1100
Solution:
1100−−−−√3=11×100−−−−−−−√3 = 10.32 (from 100x−−−−√3)

Question 6.
780
Solution:
780−−−√3=78×100−−−−−−−√3 = 9.205 (from 10x−−−√3)

Question 7.
7800
Solution:
7800−−−−√3=78×100−−−−−−−√3 = 19.83 (from 100x−−−−√3)

Question 8.
1346
Solution:

Question 9.
250
Solution:

Question 10.
5112
Solution:

Question 11.
9800
Solution:

Question 12.
732
Solution:

Question 13.
7342
Solution:

Question 14.
133100
Solution:

Question 15.
37800
Solution:

Question 16.
0.27
Solution:

Question 17.
8.6
Solution:

Question 18.
0.86
Solution:

Question 19.
8.65
Solution:

Question 20.
7532
Solution:

Question 21.
833
Solution:

Question 22.
34.2
Solution:

Question 23.
What is the length of the side of a cube whose volume is 275 cm³. Make use of the table for the cube root.
Solution:

All Chapter RD Sharma Solutions For Class 8 Maths

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All Subject NCERT Exemplar Problems Solutions For Class 8

All Subject NCERT Solutions For Class 8

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