Question

Mark (✓) against the correct answer in each of the following:
An irrational number between 2 and 2.5 is
(a) $\sqrt{3}$
(b) 2.3
(c) $\sqrt{5}$
(d) $2.\overline{34}$

Answer 1

(c) $\sqrt{5}$

An irrational number between a and b is $\sqrt{ab}$.