On a map of Nunavut, a length of 1 centimetre measured on the map represents a real distance of 60 kilometres. What length on the map represents a real distance of 540 kilometres?
Answer Choices
A. 9 \mathrm{~cm}
B. 90 \mathrm{~cm}
C. 0.09 \mathrm{~cm}
D. 0.11 \mathrm{~cm}
E. 5.4\mathrm{~cm}