engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Quantitative Aptitude Speed Time and Distance Average Speed
On a journey across Gujarat, a lorry averages 8 km/h for first 20% of distance, 20 km/h for the next 70% of the distance, 25 km/h for the remaining journey. What is the average speed of the whole journey?
1
15.625 km/h
2
15.635 km/h
3
15.725 km/h
4
15.825 m.p.h.