Question

insert three rational numbers between 3/6 and 2/3

Answer 1

3/6=15/30
2/3=4/6=20/30
16/30,17/30,18/30 are three rational number.

Answer 2

3/6=30/60

2/3=20/30

LCM of 60 and 30= 60

30/60=30/60

20/30=40/60

so the answer can be any three rational numbers between 30/60 and 40/60, for example, 31/60, 32/60, 33/60, 34/60, 35/60, 36/60, 37/60,38/60, 39/60