A person started his journey in the morning. At 11 a.m.

Difference of time = 4.30 p.m – 11.a.m.

= 5	1	hours =	11	hours
	2		2

Distance covered in	11	hrs
	2

=	5	−	3	=	20 − 9	=	11	part
	6		8		24		24

∵	11	part of the journey is covered in	11	hours
	24		2

⇒	3	part of the journey is covered in
	8

=	11	×	24	×	3	=	9	hours
	2		11		8		2

= 4	1	hours.
	2

Clearly the person started at 6.30 a.m.

same day at 4.30 p.m. he covered	5	of the journey.
	6