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Q: In one year, the Amount collected for social welfare, of a village increased by 10% and in the next year, it decreased by 10%. If at the end of 2nd year, the amount was 7920, what was it in the beginning ?

  • 1
    8800
  • 2
    8650
  • 3
    8000
  • 4
    8980
  • Show Answer
  • Workspace

Answer : 3. "8000"
Explanation :

Answer: C) 8000 Explanation: Let the amount collected be 'A'Then, from the given conditions,A x 110/100 x 90/100 = 7920 A x 0.99 = 7920 A = 7920/0.99=> 8000

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