On a ferry, there are 50 cars and 10 trucks. The cars have an average mass of 1200 kg and the trucks have an average

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Source: Magoosh

On a ferry, there are 50 cars and 10 trucks. The cars have an average mass of 1200 kg and the trucks have an average mass of 3000 kg. What is the average mass of all 60 vehicles on the ferry?

A. 1200 kg
B. 1500 kg
C, 1800 kg
D. 2100 kg
E. 2400 kg

The OA is B