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Saturday, 28 February 2026
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Mathematics Past Questions and Answers

Jamb Mathematics Questions

Question 11:
Solve the equation \( 3x^2 − 4x − 5 = 0 \)
  • A X = 1.75 or − 0.15
  • B X = 2.12 or − 0.79
  • C X = 1.5 or − 0.34
  • D X = 2.35 or −1.23
View Answer & Explanation
Question 12:
The first and last term of a linear sequence (AP) are 6 and 10 respectively. If the sum of the sequence is 40. Find the number of terms
  • A Nth = 3
  • B Nth = 4
  • C Nth = 5
  • D Nth = 6
View Answer & Explanation
Question 13:
Find the equation of a line which is form origin and passes through the point (−3, −4)
  • A Y = \( \frac{3x}{4} \)
  • B Y = \( \frac{4x}{3} \)
  • C Y = \( \frac{2x}{3} \)
  • D Y = \( \frac{x}{2} \)
View Answer & Explanation
Question 14:
The amount A to which a principal P amounts at r% compound interest for n years is given by the formula A = P(1 + (r ÷ 100)\(^n\). Find A, if P = 126, r = 4 and n = 2.
  • A N132.50K
  • B N136.30K
  • C N125.40K
  • D N257.42K
View Answer & Explanation
Question 15:
Make x the subject of the equation
s = 2 + \(\frac{t}{5} \)(x + 3/5y)
  • A X = 5[(s − 2) ÷ t] + 3yt
  • B X = 25[(s − 2) ÷ t] − 3ty
  • C X = [1 ÷ (s − 2)3ty]
  • D X = [5(s − 2) 2 ÷ 3ty] x t
View Answer & Explanation