If two painters can complete two rooms in two hours, how many painters would it take to do 18 rooms in 6 hours?
Choose the correct choice from the following:
A) 8	B) 6	C) 5	D) 4	E) 1

Rationale: "explanation : two painters can complete two rooms in two hours . so 18 rooms can be painted in 6 hrs by 6 painters answer : b ) 6 painters"
Answer: B