Mathematics, 20.07.2019 09:10 Satoetoe24

The variable z is directly proportional to x , and inversely proportional to y . when x is 5 and y is 16, z has the value 2.1875. what is the value of z when x= 8, and y= 25

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The variable z is directly proportional to x , and inversely proportional to y . when x is 5 and y i...