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Worksheetsmathematics
Total questions: 20
Worksheet time: 10mins
If x3 = 216, then x equals
6
-6
9
-9
70 equal to
7
1
0
-7
The reciprocal of -2
2
1/2
-1/2
-2
Expression of 2187 as a ower of 3 is
34
38
39
37
The value of (2/5)4 ÷ (2/5)6
4/25
25/4
2/5
5/2
Find the value of x
492x-1 = (343)6
2
7
5
-5
(-1)9 × (-1)7 =
1
-1
7
9
Fill in the blaks
3.6 × 102 ............... 2.98 × 105
>
=
<
None of these
Find the value of x, when
(2/3)x = 16/81
2
3
5
4
Evaluate
(-3/-7)3
27/343
343/27
-27/343
-343/27
Simplify
(-11)2 × (-10)3
121000
-121000
12100
112000
Express in standard form
5080000
50.8 × 105
0.508 × 107
508 ×107
5.08 × 106
Write in usual form
4.32 ×105
432000
43200000
4.32000
4.3200000
Fill in the blanks
(-2)3 ........... (-3)2
>
<
=
one of these
If 5n = 125, then 3n-3 equals
5
0
1
25
Which of the following is true
am × an = am
am × an = (a)m + n
(am)n = (a)m-n
None of these
If the daiameter of Uranus is 57152000, then standard form of diameter of Uranus is
57152.000 ×104
5.7152000 × 103
5.7152 × 107
0.57152000
Simplify and express (343)2 ÷ 49 in exponential form
(7)4
(1/7)4
(-7)4
(-1/7)4
(-7x)2/-(7x)2 is equal to
-1
1
49x2
-49x2
The reciprocal of (-11)7 is
(1/11)7
(-7)11
(-1/11)7
(11)7
