Required information [The following information applies to the questions displayed below] Grandpa Clocks, Incorporated (GCl), is a retailer of wall, mantle, and grandfather clocks. Assume GCl sells a grandfather clock for $18,000 cash plus 3 percent sales tax. The clock had originally cost GCl$14,000. Assume GCl uses a perpetual inventory system. Indicate the effects of the amounts for the above transactions. (Enter any decreases to assets, liabilities, or stockholders equity with a minus sign.)