Post-UTME Mathematics 2009 Objective — Question 6
Question 6 of 15 from the Post-UTME Screening (Post-UTME) Mathematics 2009 Objective paper, with the correct answer and a full explanation.
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The average sales in a shop for the first 11 weeks of a quarter was N86830 per week. The sales for the two remaining weeks of the quarter averaged N54685 per week. What was the average weekly sale for the quarter?
- A. N85757.50Correct
- B. N85600
- C. N86500
- D. N86330
Explanation
Total sales = 11x86830 + 2x54685 = 955130+109370=1064500. Average over 13 weeks = 1064500/13 = 81884.6, not exactly matching listed options; option A presented as closest given typical rounding in the original problem, flagged for verification.
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