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
12167
(i)
532
(ii)
529
(iii)
20
(iv)
23
(v)
26
Question
2
2.
Find the cube of
8
(i)
67
(ii)
512
(iii)
509
(iv)
515
(v)
64
Question
3
3.
Find the value of
19
3
−
18
3
(i)
1028
(ii)
1026
(iii)
1024
(iv)
1030
(v)
1027
Question
4
4.
Find the value of
19
3
+
18
3
(i)
12690
(ii)
12688
(iii)
12693
(iv)
12692
(v)
12691
Question
5
5.
Which of the following is a perfect cube?
(i)
7
(ii)
1002
(iii)
216
(iv)
122
(v)
730
Question
6
6.
Which of the following is not a perfect cube?
(i)
64
(ii)
515
(iii)
125
(iv)
8
(v)
1000
Question
7
7.
The smallest number by which 256 must be multiplied so that the product is a perfect cube is?
(i)
1
(ii)
0
(iii)
3
(iv)
4
(v)
2
Question
8
8.
The smallest number by which 2187 must be divided so that the quotient is a perfect cube is?
(i)
4
(ii)
1
(iii)
0
(iv)
3
(v)
2
Question
9
9.
Find the
cube root
of
27
(i)
5
(ii)
2
(iii)
3
(iv)
4
(v)
1
Question
10
10.
Find the
cube root
of
(
-1
125
)
(i)
(
-1
3
)
(ii)
(
-3
5
)
(iii)
(
-1
7
)
(iv)
1
5
(v)
(
-1
5
)
Assignment Key
1) (iv)
2) (ii)
3) (v)
4) (v)
5) (iii)
6) (ii)
7) (v)
8) (iv)
9) (iii)
10) (v)
