WorksheetsJss2 wk assignment
Total questions: 20
Worksheet time: 2hrs 40mins
Name
Class
Date
1.
a)
340000
b)
340
c)
3400
d)
34000
2.
a)
5.4 × 10-4
b)
54 × 105
c)
5.4 × 105
d)
5.4 × 104
3.
a)
0.00741
b)
0.0000741
c)
741000
d)
74100
4.
a)
8.9 × 10-4
b)
0.89 × 10-4
c)
8.9 × 10-3
d)
0.0089 × 10-3
5.
a)
9 × 107
b)
9 × 108
c)
9 × 106
d)
9 × 10-5
6.
Write 2 x 2 x 2 x 2 in index form
a)
23
b)
25
c)
16
d)
24
7.
Simplify: χ3 ÷ χ2
a)
χ
b)
χ5
c)
χ6
d)
χ-1
e)
1/χ
8.
a)
x2
b)
x6
c)
x5
d)
x-6
9.
a)
x4
b)
4x3
c)
3x3
d)
4x2
10.
Simplify:
25 x 6
5 x 3
a)
20x3
b)
5x9
c)
5x3
11.
Simplify...
a)
a9
b)
a20
c)
a1
d)
a-1
12.
Evaluate 4x3 × 2x−3
a)
1
b)
0
c)
6
d)
8
13.
Simplify
a)
A
b)
B
c)
C
d)
D
14.
Find the HCF of 21 and 28
a)
3
b)
4
c)
7
d)
14
15.
What is the LCM of 4 and 12?
a)
4
b)
8
c)
12
d)
16
16.
Find the HCF of 12 and 15 ?
a)
2
b)
2 x 3
c)
3
d)
60
17.
What is the LCM of 6 and 8 ?
a)
12
b)
18
c)
24
d)
36
18.
Which answer lists all the factors for 40?
a)
1,2,4,5,8,12,14,40
b)
1,2,3,4,5,8,10
c)
1,2,4,5,8,10,20,40
d)
1,2,4,5,6,7,8,9,10
19.
What are the next three multiples? 6, 12, 18, ___ ,___ ,___
a)
24, 30, 34
b)
24, 36, 42
c)
24, 30, 36
d)
22, 28, 34
20.
Which one are prime number?
a)
13, 19, 23,50
b)
41,59, 71, 84
c)
53, 59, 71, 79
d)
None of above
100 %
