Answer:
7 1/2 turns. (im not completely sure, im sorry if its wrong)
Explanation:
if 1 inch is 3 turns, two would be 6.
the half inch would be 1 1/2 turns.
half the inch, half the turns... half of three 1 1/2
6 + 1 1/2 = 7 1/2
:D
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