A boy rides his bicycle 10 km at an average speed of 12 km/hr and again travels 12 km at an average speed of 10 km/hr. His average speed for the entire trip is approximate:
5 1430 5dd6249aa1c5834595c3ae9c
Q:
A boy rides his bicycle 10 km at an average speed of 12 km/hr and again travels 12 km at an average speed of 10 km/hr. His average speed for the entire trip is approximate:
- 110.4 km / hrfalse
- 210.8 km / hrtrue
- 311.0 km / hrfalse
- 412.2 km / hrfalse
- Show Answer
- Workspace
- Discuss