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
2744
(i)
196
(ii)
199
(iii)
17
(iv)
14
(v)
11
Question
2
2.
Find the cube of
20
(i)
8000
(ii)
8003
(iii)
7997
(iv)
400
(v)
403
Question
3
3.
Find the value of
10
3
−
9
3
(i)
270
(ii)
274
(iii)
269
(iv)
272
(v)
271
Question
4
4.
Find the value of
15
3
+
14
3
(i)
6119
(ii)
6118
(iii)
6120
(iv)
6117
(v)
6122
Question
5
5.
Which of the following is a perfect cube?
(i)
1001
(ii)
24
(iii)
124
(iv)
512
(v)
11
Question
6
6.
Which of the following is not a perfect cube?
(i)
216
(ii)
1003
(iii)
64
(iv)
125
(v)
27
Question
7
7.
The smallest number by which 1944 must be multiplied so that the product is a perfect cube is?
(i)
0
(ii)
1
(iii)
2
(iv)
3
(v)
4
Question
8
8.
The smallest number by which 8192 must be divided so that the quotient is a perfect cube is?
(i)
0
(ii)
1
(iii)
4
(iv)
2
(v)
3
Question
9
9.
Find the
cube root
of
-8
(i)
-1
(ii)
-3
(iii)
0
(iv)
-2
(v)
-5
Question
10
10.
Find the
cube root
of
(
-27
64
)
(i)
(
-5
4
)
(ii)
(
-1
2
)
(iii)
(
-3
2
)
(iv)
(
-1
4
)
(v)
(
-3
4
)
Assignment Key
1) (iv)
2) (i)
3) (v)
4) (i)
5) (iv)
6) (ii)
7) (iv)
8) (iv)
9) (iv)
10) (v)
