CROSS MULTIPLY AND DIVIDE - UrbanDine

In the following chart, show how confident you feel about each statement by drawing one of the following: , , or . ... One pulley has a diameter of 45 cm and the other has a diameter of 20 cm. What is the ratio of the . smaller diameter. to the . larger diameter? 2) On a bicycle with more than one gear, the ratio between the number of teeth on ... ................
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