On a ferry, there are 38 cars and 12 trucks

On a ferry, there are 38 cars and 12 trucks. The cars have an average mass of 950 kg and the trucks have an average mass of 3100 kg. What is the average mass of all 50 vehicles on the ferry?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #4567