Find the value of 23 x 32
72
64
60
56
Find the value of 7.3 x 10 7 - ( 8.5 x 10 5 )
721.5 x 105
718 . 5 x 105
1.2 x 10 5
1.2 x 107
Using indices simplify 2 x 2 x 2 x 2 x 2.
5 x 2
52
25
None of these
( 3 x 10 4 ) 2 = ________.
3 x 10 8
3 x 10 6
6 x 10 8
9 x 10 8
Write out 43 x 63 in full.
4 x 3 x 6 x 3
4 x 4 x 6 x 6
4 x 4x 4 x 6 x 6 x 6
Find the value of 63
18
36
24
216
39 ÷ 33 = ___________.
33
13
16
Simplify 65 ÷ 62
63
610
65/2
615
45
41
43
42
76 ÷ 72 = __________.
73
74
14