A car moves at 80 km/h in the first half of total time of motion and at 40 km/h in the later half. Its average speed is:

Question:A car moves at 80 km/h in the first half of total time of motion and at 40 km/h in the later half. Its average speed is:

1.60 km/h

2.30 km/h

3.120 km/h

4.none of these


Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!