GIVEN: A dealer sold a TV set a loss of 20%. Had he sold it for Rs. 9000 more, he would have gained 25%. CONCEPT: Basic concept of Profit and Loss. FORMULA USED: SP = CP × [1 + profit]/100 CALCULATION: Given Value of [25 – (– 20)] i.e. 45% of TV = 9000 ∴ For getting 30% profit, selling price should be =9000/45×130=Rs.26000