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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:
5Q:
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
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