SOLUTION: a small pully with a 6-inch diameter turns at 350 rpm. The small pulley drives a larger pulley which turns at 150 rpm. What is the diameter of the larger pulley? Use a ratio.

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: a small pully with a 6-inch diameter turns at 350 rpm. The small pulley drives a larger pulley which turns at 150 rpm. What is the diameter of the larger pulley? Use a ratio.       Log On

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Question 71175: a small pully with a 6-inch diameter turns at 350 rpm. The small pulley drives a larger pulley which turns at 150 rpm. What is the diameter of the larger pulley?

Use a ratio. You know the larger pulley is going to have a larger diameter than 6.
150/6=350/x.
150x=2100
2100/150=14
x=14 inches

Answer by galactus(183) About Me  (Show Source):