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Problem 2 - Entrance Test

A car travels 120 km in 2.5 hours and then 180 km in 3 hours. What is the average speed for the entire trip (in km/h)?

Correct: B

Total distance = 120 + 180 = 300 km. Total time = 2.5 + 3 = 5.5 h. Average speed = 300 ÷ 5.5 ≈ 54.5 km/h → 54 km/h to nearest whole.