Multiple choice

An article was sold at a profit of 12%. If the cost price would be 10% less and selling price would be Rs. 5.75 more, there would be profit of 30%. Then at what price it should be sold to make a profit of 20%? एक वस्तु को 12% लाभ पर बेचा जाता है | यदि क्रय मूल्य 10% कम होता और विक्रय मूल्य 5.75 रु. अधिक होता, तो 30% का लाभ होता | तो 20% का लाभ प्राप्त करने के लिए इसे किस मूल्य पर बेचा जाना होगा ?

  1. Rs./रु.115

  2. Rs./रु.120

  3. Rs./रु.138

  4. Rs./रु.215
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Let CP = x. SP = 1.12x. New CP = 0.9x, new SP = 1.12x + 5.75. New profit = 30%, so 1.12x + 5.75 = 1.3(0.9x) = 1.17x. Thus 5.75 = 0.05x, x = 115. For 20% profit: SP = 1.2(115) = 138.

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