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Monday, 17 August 2026
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Mathematics Past Questions and Answers

Topic: Measures of Location

Jamb Mathematics Questions - Measures of Location

Question 46:
Find the median of the numbers 89, 141, 130, 161, 120, 131, 131, 100, 108 and 119
  • A 131
  • B 125
  • C 123
  • D 120
View Answer & Explanation
Question 47:
A train moves from P to Q at an average speed of 90km/h and immediately returns from Q to P through the same route at an average speed of 45km/h. Find the average speed for the entire journey
  • A 55.00km/h
  • B 60.00km/h
  • C 67.50km\h
  • D 75.00km\h
View Answer & Explanation
Question 48:
The numbers 3, 2, 8, 5, 7, 12, 9 and 14 are the marks scored by a group of students in a class test. If P is scored by an group of students in a class test. If P is the mean and Q the median, the P + Q is
  • A 18
  • B 17\(\frac{1}{2}\)
  • C 16
  • D 15
View Answer & Explanation
Question 49:
\(\begin{array}{c|c} Scores(x) & 0 & 1 & 2 & 3 & 4 & 5 & 6 \\ \hline Frequency(f) & 7 & 11 & 6 & 7 & 7 & 5 & 3\end{array}\)
In the distribution above, the mode and median respectively are
  • A 1,3
  • B 1, 2
  • C 3, 3
  • D 0, 2
View Answer & Explanation
Question 50:
In a family of 21 people, the average age is 14years. If the age of the grandfather is not counted, the average age drops to 12 years. What is the age of the grandfather?
  • A 35 years
  • B 40 years
  • C 42 years
  • D 54 years
View Answer & Explanation