6
Every integer is a rational number
7
Every rational number has a multiplicative inverse
8
The multiplicative inverse of a rational number is an integer
9
Every rational number has an additive inverse
10
zero is a rational number
16
If 5a=45 and ab=1 then b=....
19
If water flows through a pipe at the rate of 2.5 liters per minute ,how many minutes will it take to fill three 20 liter containers
23
There is only one rational number that lies in the half way between any two rational numbers
34
The simplification of the expression 9a-4b-2c-5a+7b+3c is equal 4a+3b+c
39
what is decrease of -3ab than 2ab