Answer:
$14,000
Explanation:
Amount of interest expense = [(Bond issued by 'S' company x 9%) - Amount of  Â
                          premium x (unsold bonds / Bonds issued)]
                      =  (300,000 x 0.09) - 60000/10 x 200,000/300,000
                     =  (27,000 - 6000) x 0.66667
                     =  21,000 x 0.66667
                     = $14,000
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