Question

$\sqrt{0.9}\times \sqrt{1.6}$
(a) 0.12
(b) 1.2
(c) 0.75
(d) 12

Answer 1

$\sqrt{0.9\times 1.6}$
=$\sqrt{1.44}=\sqrt{1.2\times 1.2}$
= 1.2