A gardener has 30 identical empty wooden crates and 20 identical empty plastic crates. When the gardener fills all the wooden crates using only wooden crates, 60\% of the tomatoes collected are placed in crates, and when filling all the plastic crates using only plastic crates, 65\% of the tomatoes collected are placed in crates.
Given that a full wooden crate contains 8 kilograms of tomatoes, how many kilograms of tomatoes are in a full plastic crate?
A) 9
B) 10
C) 11
D) 12
E) 13