A car covers a distance of 540 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 = (540/10)= 
<gadget id="calculator">(540/10)</gadget>
<output>54</output>
54 kmph   Spees in mps= 54 x 5/18 = 3 x 5 = 15 mps.   Answer: Option 15 m/s
<result>D</result>
A car covers a distance of 540 km in10 hrs. What is its speed in mps.