Favourite starts fifth letter down farthest left column
Still working on the others
16 and 1/5 is equal to 16.2
So 19.8 subtract 16.2 is equal to 3.6
Savannah is 3.6 or 3 and 3/5 seconds faster than Paloma.
Common difference = 2nd term - first term
= -13-(-6)
= -13+6
= -7