Post-UTME Mathematics 2019 Objective — Question 5
Question 5 of 50 from the Post-UTME Screening (Post-UTME) Mathematics 2019 Objective paper, with the correct answer and a full explanation.
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If the mean of the data 40, 38, y, y, x, 32 is 36, what is the relationship between x and y?
- A. 2y + x = 216
- B. x + 2y = 110
- C. 2y + x = 106Correct
- D. 2x - y = 36
Explanation
Sum = 6 x 36 = 216. 40+38+y+y+x+32=216, so 110+2y+x=216, giving 2y+x=106.
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