27) 2/3s liter each 2 liters/3 liters
28) (Graph them) They are in a horizontal line
29) 6 Miles each for 3rd and 4th 7+7 =14 26-14=12 12/2=6
30)Rectangle 8*4=32 for square (16*2)+(4*2)=40 for rectangle
31)The first number is x-axis and second is y-axis. the two are switched