Question

Write whether √9/27 is a rational or an irrational no and give reason why it is

Answer 1

$\sqrt9 \div 27$

it is a rarional no. see we can write root 9=3 as 9=3×3 so root 9=3 . when we divide 3 by 27 our resultant answer is 0.1111111111 it is non terminating but repeating . therefore it is rational