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Friday, 14 August 2026
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Mathematics Past Questions and Answers

Topic: Simultaneous equations including one linear one quadratic

Jamb Mathematics Questions - Simultaneous equations including one linear one quadratic

Question 11:
If \(\frac{2 \sqrt{3} - \sqrt{2}}{\sqrt{3} + 2 \sqrt{2}}= m + n \sqrt{6}\),
find the values of m and n respectively
  • A 1, − 2
  • B − 2, n = 1
  • C \(\frac{-2}{5}\), 1
  • D \(\frac{2}{3}\)
View Answer & Explanation
Question 12:
If three staff of Myschool Limited agreed to share their salary arrears in the ration of their ages, which are 18 years, 20 years, 22 years respectively. If the sum of the money collected is N120,000.00K, How much does the second staff received?
  • A N36,000
  • B N44,000
  • C N40,000
  • D N15,000
View Answer & Explanation
Question 13:
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 14:
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 15:
One bag contain 3 blue and 5 red balls, another bag contain 2 blue and 4 red balls respectively. One ball is drawn for each bag. What is the probability both balls are blue
  • A \( \frac{2}{15} \)
  • B \( \frac{3}{24} \)
  • C \( \frac{3}{21} \)
  • D \( \frac{3}{28} \)
View Answer & Explanation