Question

3 irrational no between 5/7 and 9/11

Answer 1

5/7 = 5×11/7×11 = 55/77 = √3025/77
9/11 = 9×7/11×7 = 63/77 = √3969/77
so,
irrational numbers,
√3026/77 , √3075/77 , √3333/77

Answer 2

5/7 = 0.714728.....
9/11 = 0.818181....
consider only the first two digits of both the values after the decimal point
hence, the irrational no. are =
0.7201010...
0.750987....
0.796272...