EduSahara™ Assignment
Name : Cubes and Cube Roots
Chapter : Square Roots and Cube Roots
Grade : SSC Grade VIII
License : Non Commercial Use
Question
1
1.
Find the cube root of
21952
(i)
28
(ii)
25
(iii)
787
(iv)
784
(v)
31
Question
2
2.
Find the cube of
8
(i)
67
(ii)
509
(iii)
515
(iv)
512
(v)
64
Question
3
3.
Find the value of
6
3
−
5
3
(i)
90
(ii)
93
(iii)
89
(iv)
92
(v)
91
Question
4
4.
Find the value of
26
3
+
25
3
(i)
33199
(ii)
33201
(iii)
33203
(iv)
33200
(v)
33202
Question
5
5.
Which of the following is a perfect cube?
(i)
125
(ii)
1002
(iii)
7
(iv)
217
(v)
510
Question
6
6.
Which of the following is not a perfect cube?
(i)
125
(ii)
27
(iii)
512
(iv)
219
(v)
343
Question
7
7.
The smallest number by which 392 must be multiplied so that the product is a perfect cube is?
(i)
5
(ii)
7
(iii)
9
(iv)
8
(v)
6
Question
8
8.
The smallest number by which 1024 must be divided so that the quotient is a perfect cube is?
(i)
3
(ii)
4
(iii)
2
(iv)
0
(v)
1
Question
9
9.
Find the
cube root
of
-8
(i)
-4
(ii)
-3
(iii)
-2
(iv)
1
(v)
-1
Question
10
10.
Find the
cube root
of
1
64
(i)
1
6
(ii)
(
-1
4
)
(iii)
1
2
(iv)
3
4
(v)
1
4
Assignment Key
1) (i)
2) (iv)
3) (v)
4) (ii)
5) (i)
6) (iv)
7) (ii)
8) (iii)
9) (iii)
10) (v)
