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OpenStudy (anonymous):
z varies inversely as w z=40 when w=0.7 find z when w=10
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OpenStudy (anonymous):
so, z is inversely proportioned to w. Thus \[ z= \dfrac{constant}{w} \]. so 40=constant/0.7, constant =28 Now, you find z by calculating 28/10. Check http://www.oojih.com for free study guide and free practice tests
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