Question

find six rational number between 8and 9

Answer 1

use (a+b)/2 formula a=8 and b=9
8+9/2=17/2 (like this you can find other five)

Answer 2

There exists infinite no of rational numbers between any two given rational number.
Now between 8 and 9
1. 8.1
2. 8.2
3. 8.3
4. 8.5
5. 8.111
6. 8.00000001
7. 8.28473
And so on you can add on as many numbers after decimal all will lie between any two given numbers.
Basically the trick is to take the smaller one and put a decimal and add on as many numbers as you want after the decimal.

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