Multiple choice

A men sells an article at a gain of 15%. If he had bought it at 10% less and sold it for Rs. 4 less, he would have gained 25% the cost price of the article is- एक आदमी ने एक वस्तु 15% लाभ पर बेची। यदि उसने वही 10% कम पर खरीदी होती और 4 रूपये कम में बेची होती तो उसे 25% का लाभ होता, उस वस्तु का लागत मूल्य कितना है?

  1. Rs.140

  2. Rs.150

  3. Rs.160

  4. Rs.185
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Let CP = x. Original SP = 1.15x. If CP = 0.9x (10% less) and SP = 1.15x - 4, then gain = 25%. So: (1.15x - 4)/(0.9x) = 1.25. Solving: 1.15x - 4 = 1.125x, so 0.025x = 4, giving x = 160. The cost price is Rs. 160.

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