railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Speed Time and Distance Average Speed
A woman drives a car. During her journey, she travels 20 minutes at a speed of 60 km/hr, another 30 minutes at a speed of 40 km/hr and 1 hour at a speed of 50 km/hr. The average speed of the car is:
1
540/11 kmph
2
630/11 kmph
3
100/11 kmph
4
90/11 kmph