The annual stockholders' report for Corporation X stated that profits were up 10 percent over the previous year, although profits as a percent of sales were down 10 percent. Total sales for that year were approximately what percent of sales for the previous year?
78%
90%
110%
122%
190%
1.1P/Snew = 0.9 (P/Sold)
although profits as a percent of sales were down 10 percent 该题干表述的是“尽管利润占收入的百分比下降了10%”
1.1*P1/ S2=0.9*P1/S1
S2=1.1*S1/0.9=1.222*S1
1.1 P1/ C2=0.9 P1/C2=1.22