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Friday, 15 May 2026
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Mathematics Past Questions and Answers

Waec Mathematics Questions

Question 1721:
Evaluate \(\frac{3\frac{1}{4} \times 1\frac{3}{5}}{11\frac{1}{3} - 5 \frac{1}{3}}\)
  • A \(\frac{14}{15}\)
  • B \(\frac{13}{15}\)
  • C \(\frac{4}{5}\)
  • D \(\frac{11}{15}\)
View Answer & Explanation
Question 1722:
The ages of Tunde and Ola are in the ratio 1:2. If the ratio of Ola's age to Musa's age is 4:5, what is the ratio of Tunde's age to Musa's age?
  • A 1 : 4
  • B 1 : 5
  • C 2 : 5
  • D 5 : 2
View Answer & Explanation
Question 1723:
If M = {x : 3 \(\leq\) x < 8} and N = {x : 8 < x \(\leq\) 12}, which of the following is true?
i. 8 \(\in\) M \(\cap\) N
ii. 8 \(\in\) M \(\cup\) N
iii. M \(\cap\) N = \(\varnothing\)
  • A Iii only
  • B I and ii
  • C Ii and iii only
  • D I, ii and iii
View Answer & Explanation
Question 1724:
Given that a = log 7 and b = \(\log\) 2, express log 35 in terms of a and b.
  • A A + b + 1
  • B Ab - 1
  • C A - b + 1
  • D B - a + 1
View Answer & Explanation
Question 1725:
If x = \(\frac{2}{3}\) and y = - 6, evaluate xy - \(\frac{y}{x}\)
  • B 5
  • C 8
  • D 9
View Answer & Explanation