Since there are 60 minutes in an hour, a third of an hour is 60/3 = <<60/3=20>>20 minutes.
If Brandon walks 3.5 km in 16 minutes, he can walk 3.5/16 = <<3.5/16=0.21875>>0.21875 km in a minute.
Therefore, in 20 minutes, he can walk 0.21875 x 20 = <<0.21875*20=4.375>>4.375 km. Answer: \boxed{4.375}.
If Brandon walks 3.5 km in 16 minutes, how far can he walk in a third of an hour (in kilometers at the same rate)
1 answer