On a certain construction crew, there are 3 carpenters for every 2 painters. What per cent of the entire crew are carpenters or painters?
A. Eighteen per cent of the crew are carpenters.
B. Twelve per cent of the crew are painters.
Determine whether the data provided by the statements are sufficient to answer the given question. Choose the correct answer based upon the statements’ data, your knowledge of mathematics, and your familiarity with everyday facts.