Question

Amina travelled 180Km at an average speed of 30 Km/hour and 135 Km at an average
speed of 45 km/hour. What is the average speed of the entire trip?
a)35Km/hour b)37.5Km/hour
c)40Km/hour d)42.5Km/hour​

Answer 1

Answer:

c)40Km/hour

Step-by-step explanation:

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