WorksheetsIndices and Roots
Total questions: 17
Worksheet time: 13mins
Name
Class
Date
1.
What is the value of 42 ?
a)
8
b)
2
c)
4
d)
16
2.
What is the value of
√81 ?
√81 ?
a)
8
b)
9
c)
40.5
d)
81
3.
What is the value of 105?
a)
100000
b)
10000
c)
1000
d)
100
4.
Work out the cube of 4
a)
4
b)
8
c)
16
d)
64
5.
Work out the value of 10-2
a)
10
b)
1
c)
0.1
d)
0.01
6.
Write this as simply as possible using indices.9 x 9 x 9
a)
90
b)
91
c)
92
d)
93
7.
Which is the missing index:38 x 3x = 312
a)
1.5
b)
2
c)
4
d)
6
8.
What is the value of 110
a)
11
b)
121
c)
0
d)
1
9.
What is the missing index?(26)x = 218
a)
12
b)
3
c)
10
d)
4
10.
What is the missing index?39∕ 32 = 3x
a)
4.5
b)
6
c)
7
d)
9
11.
What is the value of the following?1441/2
a)
72
b)
288
c)
12
d)
1/2
12.
What is the value of the following?3-2
a)
3
b)
1/3
c)
1/6
d)
1/9
13.
Find the value of 82/3
a)
4
b)
2
14.
Is the following true or false?43/2 = 641/2
a)
True
b)
False
15.
How would 7200 be written in standard form?
a)
7.2 x 10
b)
7.2 x 102
c)
7.2 x 103
d)
72 x 102
16.
Find the value of (3 x 105) x (4 x 103)
a)
1200000000
b)
1200000
c)
12000
d)
12
17.
What would 4.5 x 10-3 be as an ordinary number?
a)
4.5
b)
0.45
c)
0.045
d)
0.0045
100 %
