Answer:
it would move 4 in the negative direction
Y = 60x +150
we put our ^0 mph as our Multiplier os x and since Alfred already traveled the 150 miles... that is just added on.
There is two hundred and four (204) on a standard chessboard.
2. He can break his strand of 10 blocks into 3 3 times 4. I think it is 74 blocks are needed.