An express traveled at an average speed of 100 km/hr, stopping for 3 min after every 75 kn. How long did it take to reach its destination 600 km from the starting point?	Answers:	A) 6 hrs 21 min	B) 6 hrs 91 min	C) 6 hrs 01 min	D) 6 hrs 23 min	E) 3 hrs 21 min
Time taken to cover 600 km = 600/100= 
<gadget id="calculator">600/100</gadget>
<output>6</output>
6 hrs.   Number of stoppages= 600/75 - 1= 
<gadget id="calculator">600/75 - 1</gadget>
<output>7</output>
7   Total time of stoppages= 3 * 7= 
<gadget id="calculator">3 * 7</gadget>
<output>21</output>
21 min   Hence, total time taken= 6 hrs 21 min.   6 hrs 21 minnswer:6 hrs 21 min
<result>A</result>
An express traveled at an average speed of 100 km/hr, stopping for 3 min after every 75 kn. How long did it take to reach its destination 600 km from the starting point?