engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Quantitative Aptitude Speed Time and Distance Average Speed
A man makes four trips of equal distances. His speed on first trip was 60 km/hr and in each subsequent trip his speed was half of the previous trip. What is the average speed (in km/hr) of the man in these four trips?
1
16
2
30
3
28.125
4
27.5