Express as a rational number as _________.
53/99
8/15
5/22
47/90
The reciprocal of 8-3 is _______________
1/83
83
can't be determined
None of these
(-3)4 ÷ (-3)2 = 3n Then the value of n is
3√5 ____ 4√3
<
>
=
None
One rational number between 3 and 4 is ______.
12
7
7/2
1/2
The lowest rationalising factor of 5√2 is _______.
5√2
5
2
√2
(7/2)o × 2 =
0
5 - 3√2
Two rational numbers a/b and c/d are equal iff ______.
ad = bc
ac = bd
ab = cd
(2/7)3 × (2/7)5 ÷ (2/7)7 =
2/7
49/2
14/4
