Subject: mathqa
Question: in covering a distance of 54 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 :
Option: 
A: 5 kmph
B: 6.25 kmph
C: 9 kmph
D: 7.5 kmph
Answer: C