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Mathematics
Tutor: None Selected Time limit: 1 Day

The ordered pairs are on a graph of inverse variation. Find the missing value. Show your work for full credit.
(18, 24) and (72, y) 
Dec 17th, 2014

The equation for inverse variation is k=xy; from the first set we can calculate k. K = xy; k = 18*24 ; k = 432. From this we can find the missing value y. Y= k/x; y= 432/72= 6. Therefore y= 6

Dec 17th, 2014

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