Free account: track your progress — Sign up free

NECO Mathematics 2024 Objective — Question 10

Question 10 of 50 from the National Examinations Council (NECO) Mathematics 2024 Objective paper, with the correct answer and a full explanation.

Advertisement

A trader gave a change of N540.00 instead of #570.00 to a customer. Calculate the percentage error.

  • A. A. 5 1/19%
  • B. B. 5 2/9%
  • C. C. 5 7/19%Correct
  • D. D. 5 2/9%

Explanation

Actual error=#570−#540=#30. %error=(Actual error/Actual value)×100%=(30/570)×100%=(100/19)%=5 5/19%.

Advertisement

Sign up free to unlock

  • Score tracking
  • Practice history
  • Saved questions
  • Progress dashboard
  • Personalized sessions
  • Weak-topic breakdown

…and/or go further with premium services and No Ads.