We know that one inch has 16.5 turns. To know the number of turns in 2.5 inches of thread, we will simply do a cross multiplication as follows: number of turns = (2.5 x 16.5) / 1 = 41.25 turns
if he drives 90 in 2 hours then in one hour its 45. 45 times 2 is 90. 45 times 3 is 135. 45 times 4 is 180. 45 times 5 is 225. 45 times 6 is 270. 45 times 7 is 315. and 45 times 8 is 360.
