Concept:Selling price = cost price + profit, where the profit percentage is taken on the cost price.Given:Cost price = GH₵ 25.00, profit =40%Solution:Profit =40% of 25=10040×25=10Selling price =25+10=35So the chair should be sold for GH₵ 35.00.Check: 2510×100%=40% ✓Key point: GH₵ 15.00 is the result of subtracting the profit, which would be a loss.Answer:Option B (GH₵ 35.00)