engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Quantitative Aptitude Speed Time and Distance Average Speed
\(33\frac{1}{3}\% \)of a journey was covered at the speed of 20 km/hour, one - fourth at 30 km/hour and the rest at 50 km/hour. The average speed (in km/hour) for the whole journey was:
1
30
2
\(40\frac{1}{3}\)
3
32
4
\(33\frac{1}{3}\)