SSC SSC CPO Mock Test Series 2025 (Tier I & II) (DP SI & CAPF) Quantitative Aptitude Speed Time and Distance Average Speed
Mark covers a distance of D km at a speed of T km/hr. Then, he covers 2D km at half the speed. At what speed should he cover next 3D km so that average speed of entire journey is 0.8T km/hr (in km/hr)?
1
T
2
1.2T
3
0.9T
4
0.72T