4_24_17_ 5th Grade Bellwork- Calculating Gear Ratios

 April 24, 2017

EQs:  Do you understand how to slow down or speed up a system when you are designing it?  How many gear pairs are there in this systema?  What is the difference between a combination of gear pairs which make up a train and just a bunch of gears which are all joined together on the same plane?
Calculate this gear ratio of this compound gear train:

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