Question

Express 18km/s into km/h

Answer 1

18×3600km/h

64800 km/h

Hope you get it

Answer 2

Answer:

648,000 Km/h

Step-by-step explanation:

(1 hour = 60 min × 60 sec)

or

(1 hour =3600 sec)

18km/s => 18/1

$\frac{18}{1} \times 60 \times 60$

=>648,000

I hope it's help you.....