In a store, the profit is 320% of the cost. If the cost increases by 25% but the selling price remains the same, What percent of profit could be made on the selling price?
In a store, the profit is 320% of the cost. If the cost increases by 25% but the selling price remains the same, What percent of profit could be made on the selling price? Correct Answer 70%
ধরি, ক্রয়মূল্য 100 টাকা <math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>∴</mo><mo> </mo></math> লাভ 320 ,, <math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>∴</mo><mo> </mo></math> বিক্রয়মূল্য (320 + 100) টাকা = 420 ,, 25 <math xmlns = "http://www.w3.org/1998/Math/MathML"><mo> </mo><mo>%</mo></math> বৃদ্ধিতে ক্রয়মূল্য 125 টাকা <math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>∴</mo><mo> </mo></math> লাভ (420 – 125) টাকা = 295 ,, <math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>∴</mo><mo> </mo></math> বিক্রয়মূল্যের ওপর লাভের হার = <math xmlns = "http://www.w3.org/1998/Math/MathML"><mfenced><mfrac><mrow><mn>295</mn><mo>×</mo><mo> </mo><mn>100</mn></mrow><mn>420</mn></mfrac></mfenced><mo> </mo><mo>%</mo></math> = 70.28<math xmlns = "http://www.w3.org/1998/Math/MathML"><mo> </mo><mo>%</mo></math> = 70<math xmlns = "http://www.w3.org/1998/Math/MathML"><mo> </mo><mo>%</mo></math>