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A sales boy gave a change of N75.00 to a buyer instead of N80.00, calculate...

Mathematics
NECO 2004
A sales boy gave a change of N75.00 to a buyer instead of N80.00, calculate his percentage error, correct to one decimal place?
  • A. 6.00%
  • B. 6.20%
  • C. 6.30%
  • D. 6.60%
  • E. 6.70%
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Correct Answer: Option C
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Your School's Whatsapp Group - Join Us now
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Post UTME Past Questions Agent
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts