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Mathematics JAMB Past Questions

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1166
The table below gives the scores of a group of students in a Mathematical test.
\(\begin{array}{c|c} Scores & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 \\ \hline Frequency & 2 & 4 & 7 & 14 & 12 & 6 & 4 & 1\end{array}\)
If the mode in m and the number of students who scored 4 or less is s. What is (s, m)?
  • A. (27, 4)
  • B. (14,4)
  • C. (13,4)
  • D. (4,4)
View Answer & Discuss (1) JAMB 1986
1167
If three numbers P, Q, R are in ratio 6 : 4 : 5, find the value of \(\frac{3p - q}{4q + r}\)
  • A. \(\frac{3}{2}\)
  • B. \(\frac{2}{3}\)
  • C. 2
  • D. 3
  • E. 18
View Answer & Discuss (2) JAMB 1985
1168
Arrange the following numbers in ascending order of magnitude \(\frac{6}{7}\), \(\frac{13}{15}\), 0.8650
  • A. \(\frac{6}{7}\) < 0.865 < \(\frac{13}{15}\)
  • B. \(\frac{13}{15}\) < \(\frac{6}{7}\) < 0.865
  • C. \(\frac{6}{7}\) < \(\frac{13}{15}\) < 0.865
  • D. 0.865 < \(\frac{6}{7}\) < \(\frac{13}{15}\)
View Answer & Discuss (1) JAMB 1985
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1169

A sum of money was invested at 8% per annum simple interest. If after 4 years the money amounts to N330.00. Find the amount originally invested

  • A. N180.00
  • B. N165.00
  • C. N150.00
  • D. N250.00
  • E. N200.00
View Answer & Discuss (3) JAMB 1985
1170
In the equation below, Solve for x if all the numbers are in base 2: \(\frac{11}{x}\) = \(\frac{1000}{x + 101}\)
  • A. 101
  • B. 11
  • C. 110
  • D. 111
  • E. 10
View Answer & Discuss (4) JAMB 1985
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