Question

A bolt has 3 turns per inch. How many turns could be in2 1/2 inches of thread

Answer 1

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