difference of 32212and17906by rounding of to the nearest thousands
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Letthecommonmultipleof2and3bex.then:
ratio=2x:3x
itisgiventhatbookswithgreencolorare18innumber.
Theratiois2x.
Sowecometoknowthat:2x=18
x=
2
18
=9
Ifx=9,thebookswithgreencover=3x=3×9=27
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