Emma's golf ball lies 12 ft from the last hole on the golf course. She putts and,

Question:

Emma's golf ball lies 12 ft from the last hole on the golf course. She putts and, unfortunately, the ball rolls to the other side of the hole, 2/3 as far away as it was before. On her next putt, the same thing happens.
a. If this pattern continues, how far will her ball travel in seven putts?
b. How far will the ball travel in the long run?