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Friday, 06 March 2026
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Mathematics Past Questions and Answers

Jamb Mathematics Questions

Question 36:
The square base of a pyramid of side 3cm has height 8cm. If the pyramid is cut into two parts by a plane parallel to the base midway between the base and the vertex, the volumes of the two sections are
  • A (21cm3, 3cm3)
  • B (24cm3, 3cm3)
  • C (24cm3, 21cm3)
  • D (72cm3, 9cm3)
  • E (63cm3, 9cm3)
View Answer & Explanation
Question 37:
Simplify f\(\frac{1}{2}\)g2h\(\frac{1}{2}\) \(\div\) f\(\frac{5}{2}\)goh\(\frac{7}{3}\)
  • A (\(\frac{g}{fh}\))2
  • B F2g2h2
  • C \(\frac{5}{4}\)goh\(\frac{7}{9}\)
  • D \(\frac{g^2}{f^5h^7}\)
  • E \(\frac{1}{f^2h^2}\)
View Answer & Explanation
Question 38:
Determine the mean monthly salary of 50 employees of a company from the following frequency distribution.
\(\begin{array}{c|c} \text{Monthly salary} & \text{Frequency}\\\hline N200.00 & 10\\ N325.00 & 5\\N100.00 & 20\\N120.00 & 2\\ N60.00 & 10\\ N80.00 & 3\end{array}\)
  • A N215.30
  • B N134.10
  • C N143.10
  • D N80.00
  • E N50.30
View Answer & Explanation
Question 39:
If the function y = 5x is graphed, what would be its intercept on the y-axis?
  • A 5
  • B \(\frac{1}{5}\)
  • C 1
  • D 2
  • E Zero
View Answer & Explanation
Question 40:
A side of a rhombus is 2cm in length. An angle of the rhombus is 60o. What is the length of the diagonal facing this angle?
  • A 2cm
  • B 8cm
  • C 4cm
  • D 2\(\sqrt{3}\)cm
  • E 16cm
View Answer & Explanation