Q: 150 (IAS/2001)

A person travels from X to Y a speed of 40 kmph and returns by increasing his speed by 50%. What is his average speed for both the trips ?
question_subject: 
Maths
question_year: 
2001
question_exam: 
IAS
question_sub_subject: 
Mathematics
question_topic: 
Mathematics
stats: 
0,184,96,48,24,184,24