The number of revolutions of two pulleys is inversely proportional to their diameters. If a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

Question

AngeI · Answer

Zack while that may be the answer please refrain from just stating it. In the future if you are able to then please lead them to get the answer or at least explain how to get it c:

ZackAttack · Answer

The 24- inch pulley is making 400 RPM's. And you have to find how many the 8- inch pulley is making, so what i did is 8 x 3 = 24.  Then 400 x 3 = 1200