Question

An irrational number lying between $\frac{1}{7}$ and $\frac{2}{7}$ is

• A. 0.29364859....
• B. 0.72386....
• C. 0.1456784.....
• D. 0.141414...

Answer 1

The correct option is C 0.1456784.....

$\frac{1}{7}=0.\overline{142857}$
$\frac{2}{7}=0.\overline{285714}$
0.1456784.... lies between $\frac{1}{7}$ & $\frac{2}{7}$

So, option c is correct.