In covering a distance of 24 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:	Options: A) 4 kmph B) 6 kmph C) 6.25 kmph D) 7.5 kmph E) 7.8 kmph

Rationale: "let abhay ' s speed be x km / hr . then , 24 / x - 24 / 2 x = 3 6 x = 24 x = 4 km / hr . answer : option a"
Answer: A