A car covers a distance of 720 km in10 hrs. What is its speed in mps.  Choose the correct choice.
A) 40 m/s	B) 25 m/s	C) 20 m/s	D) 15 m/s	E) 16 m/s
Explanation:   Distance = Speed x Time   Speed = (720/10)= 
<gadget id="calculator">(720/10)</gadget>
<output>72</output>
72 kmph   Spees in mps= 72 x 5/18 = 4 x 5 = 20 mps.   Answer: Option 20 m/s
<result>C</result>
A car covers a distance of 720 km in10 hrs. What is its speed in mps.