Question

By selling a chair of rupees 160 a carpenter loss of 20 present. How much percent would he gain or loss by selling it for rupees 170

Answer 1

at 160 price was 80% (20% loss)
so selling at 170
so 160÷80=2
so original cp=200
so as he will sell at 170 means at 87.5%
so loss of 12.5%