the awnser is c 10 miles per hour
each friend would get 4 grapes, there will be some loftover at the end
11. The negative 8 had to go to the positive 3. You add 8 automatically to get yourself to 0. Once you do that you add three to make them the same to find the distance. The answer is 11.
Wait what?? If you are talking about how much it could have caught it's 0 I guess