HELP!
Three students are arguing over who can run the fastest. Student A says that she can run 2/3 mile in six minutes. Student B says that he can run 1/2 mile in four minutes. Student C says that he can run 4/5 mile in eight minutes. Type your answer as a number, and if necessary, use / for the fraction bar. Fractions should be expressed in lowest terms. What fraction of a mile can Student B run in one minute?