In covering a distance of 30 km, Abhay takes 2 hours more than Sameer. If Abhay doubles his speed, then he would take 1 hour less than Sameer. Abhay's speed is: Choose the most appropriate option.
A) 5 km/hr	B) 15 km/hr	C) 50 km/hr	D) 20 km/hr	E) 25 km/hr
Let Abhay's speed be x km/hr.   Then,(30/x - 30/2x)= 3   6x = 30   x = 5 km/hr.   5 km/hrNSWER 5 km/hr
<result>A</result>
In covering a distance of 30 km, Abhay takes 2 hours more than Sameer. If Abhay doubles his speed, then he would take 1 hour less than Sameer. Abhay's speed is: