railway RRB JE (CBT I + CBT II) Mock Test 2024 Quantitative Aptitude Speed Time and Distance Average Speed
Going downstream a boat covers 50 miles at a speed of 60 mph. While returning it takes 1 hour 15 minutes to cover the same distance. What is the average speed for the whole journey?
1
62 mph
2
48 mph
3
42 mph
4
55 mph