Andrew participates in a 100-meter freestyle event at an international swimming competition. One lap of the race is 50 meters. Andrew swims 7/11 of a lap in 1/3 of a minute.
Andrew's unit rate for swimming is how many laps per minute ?
A: 1/11
B: 1 3/7
C:1 10/11
D:2 1/3
Andrew's unit rate for swimming is how many laps per minute ?
A: 1/11
B: 1 3/7
C:1 10/11
D:2 1/3