Answers

  • lgs
  • Helping Hand
2014-12-10T23:12:42+08:00
Her money at first is 100
half of it which is 50 was spent. plus another 10. The remaining money which is 40  was spent half again that makes it 20. plus another 10. The total money she spend was 90. and 100-90 is equal to 100. 
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