The average speed of a bus from Koyambedu to Salem is 57 km per hour. The bus is scheduled to leave Koyambedu Bus station at 10 pm and reach Salem at 4.35 am on the next day. The distance between Salem and Koyambedu bus station is 342 km. On the way in between Koyambedu and Salem a halt is scheduled compulsorily. Find out the duration of this halt scheduled? Choices:	A) 45 minutes	B) 35 minutes	C) 60 minutes	D) cannot be determined	E) None of these
Actual time takes= 342/57= 
<gadget id="calculator">342/57</gadget>
<output>6</output>
6 hrs   Duration of journey frm 10pm to 4.35am= 6 hrs 35 min   duration of halt scheduled= 35min   ANSWER:35 minutes
<result>B</result>
The average speed of a bus from Koyambedu to Salem is 57 km per hour. The bus is scheduled to leave Koyambedu Bus station at 10 pm and reach Salem at 4.35 am on the next day. The distance between Salem and Koyambedu bus station is 342 km. On the way in between Koyambedu and Salem a halt is scheduled compulsorily. Find out the duration of this halt scheduled?