Question

Insert a rational number between the following: i) 6 and 7

Answer 1

Formula for a rational between two rational numbers is
$= \frac{a + b}{2}$
Here, a=6 & b=7. So,
$= \frac{6 + 7}{2} \\ = \frac{13}{2}$

Answer 2

6 and 7
means 6/1 and 7/1
mutiply numirator and denominator my 10
which gives 60/10 and 70/10
take rational number from them like 61/10,62/10.........