Related is the infamous 1982 SAT question: The radius of circle B is three times the radius of circle A. Starting from the position shown in the figure, circle

Related is the infamous 1982 SAT question: The radius of circle B is three times the radius of circle A. Starting from the position shown in the figure, circle A rolls around circle B. When circle A returns to its starting point, how many rotations will it have completed? https://www.scientificamerican.com/article/the-sat-problem-that-everybody-got-wrong/ https://www.scientificamerican.com/article/the-sat-problem-t...