A car that travels 40 km/h for 2 h, at 50 km/h for 1h, and at 20 km/h for 0.5 h, has an average speed of ___.
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h for 0.5 h, has an average speed of ___.
A car that travels 40 km/h for 2 h, at 50 km/h for 1h, and at 20 km/h for 0.5 h, has an average speed of ___.
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Answer:
1. 20 km/h
2. 16 km/h
3. 6.3 km/h
Step-by-step explanation:
1. 40÷2=20
2. 50÷3=16 1+2=3
3. 20÷3=6.3