Question

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Answer 1

Answer:

y = 45

x = 1/5

Step-by-step explanation

Two quantities x and y are said to vary in inverse proportion if  

xy = k  -----------( 1 )

K is a constant.

y = 45 ,  K = 9

put these values in equation  ( 1 ),

xy = k

x × 45 = 9

x = 9 / 45

x = 1/5

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