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13. A car travelled 180 km in 3 hours and 200 km in 2 hours. What was the average speed of the car?​

Sagot :

Answer: 3 hours ; speed = 60 km/h (a) ∴ distance = speed × Time = 60 km/h ... A car travels 150 km in 3 hours, 200 km in 5 hours and 82 km in 4 hours ...