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प्र: A sales boy is allowed 412 % discount on the total sales made by him plus a bonus of 14% on the sales over Rs.12,000.If his total earnings were Rs.2400, then his total sales(in Rs.) are ?

  • 1
    Rs.60,145.23
  • 2
    Rs.54,285.54
  • 3
    Rs.52,147.85
  • 4
    Rs.50,589.47
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उत्तर : 4. "Rs.50,589.47"
व्याख्या :

Answer: D) Rs.50,589.47 Explanation: Let the total earnings be Rs.x  Then 412% of x + 14% of (x-12000) =2400  ⇒92×x100+14×x-12000100=2400 =>  x=50,589.47

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Quantitative Aptitude CAT

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