Problema Solution

The Big Screamer Coaster carries 9 people altogether. Some of its cars carry 4 passengers, and the rest carry 6 passengers. There are 3 less 6-passenger cars than 4-passenger cars. How many 4-passenger cars are there?

Answer provided by our tutors

This question appears to be missing information. It says that the coaster only carries 9 people, this must be incorrect.