जॉइन Examsbookउत्तर : 2. "20 min"
Excluding stoppages, the average speed of a bus is 60 km/hr and including stoppages, the average speed of the bus is 40 km/hr. For how many minutes does the bus stop per hour ?5
प्र: Excluding stoppages, the average speed of a bus is 60 km/hr and including stoppages, the average speed of the bus is 40 km/hr. For how many minutes does the bus stop per hour ?
- 12 hrsfalse
- 220 mintrue
- 340 minfalse
- 430 minfalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
उत्तर : 2. "20 min"
व्याख्या :
Answer: B) 20 min Explanation: In 1hr, the bus covers 60 km without stoppages and 40 km with stoppages. Stoppage time = time take to travel (60 - 40) km i.e 20 km at 60 km/hr. stoppage time = 20/60 hrs = 20 min.