B
image text translation
17
In the figure above the radius of
circle Ais V3 the radius of circle B
Starting from the position shown in
the figure circle A rolls around cir-
cle B. At the end of how many rev-
olutions of circle A will the center of
circle first reach its starting point?
The radius of circle A in the picture is
image text translation
It is 1/3 of the radius of circle B.
Circle A starts from the location in the picture.
One B-club para is going away.
The center of circle A is at the starting point.
When you reach it again
How many times does circle A rotate?
There was no answer while viewing, so the correct answer rate was 0%.
The correct answer is 4
Therefore none of these
(A) 2/3 (B) 3 (C) 6 (D) 9/2 (E) 9
=======================================================