Question

A bolt has 16 1/2 turns per inch. How many turns would be in 2 1/2 inches of threads?

Answer 1

41 1/4 turns

Explanation:

create a proportion:

turns / inches = turns / inches

't' = turns

16.5 / 1 = t / 2.5

cross-multiply to get:

t = 41.25 or 41 1/4