DSSSB · Mathematics
In the evening traveled by car. He covered 15% of the total distance at 10 km/hr, 75% at 50 km/hr and the remaining at 10 km/hr. Find the average speed of the entire journey.
- 40 km/hr
- 23 km/hr
- 25 km/hr
- 35 km/hr
शाम ने कार से यात्रा की। उसने कुल दूरी का 15% भाग 10 km/hr, 75% भाग 50 km/hr और शेष भाग 10 km/hr की चाल से तय किया। पूरी यात्रा की औसत चाल ज्ञात कीजिए।
- 40 km/hr
- 23 km/hr
- 25 km/hr
- 35 km/hr
Answer and detailed solution are available in the protected study screen.
Register or login to attempt