Question 1085843
k, factor applied to small radius to give the large radius



{{{(pi*(kr)^2)/(pi*r^2)=9/4}}}

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{{{(k^2*r^2)/r^2=9/4}}}


{{{k^2=9/4}}}


{{{k=3/2}}}----------Ratio of RADII of the large circle to the small circle is  3:2.