One-half of the dogs in each shelter are between which weights?
O between 8 and 30 pounds in shelter A; between 10 and 28 pounds in shelter B
O between 8 and 17 pounds in shelter A; between 10 and 16 pounds in shelter B
between 21 and 30 pounds in shelter A between 18 and 28 pounds in shelter B
O between 28 and 30 pounds in shelter A; between 20 and 28 pounds in shelter B