In an inverse variation (proportion), the values of the two variables change in an opposite manner - as one value increases, the other decreases.
Inverse proportion is described in the language of variation as follows -
For example, the number of days required to build a bridge varies inversely to the number of workers. As the number of workers increases, the number of days required to build would decrease.
varies inversely as , and when .
(b) Find the value of : , so
Using the formula, and constant , find the missing value of when :
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