Question

$4200m$ = $km$

• A. 4.2
• B. 42
• C. 420

Answer 1

The correct option is A 4.2

$1000m=1km$
$\therefore 1m=\frac{1}{1000}km$

$\Rightarrow 4200m=\frac{4200}{1000}=4.2km$