Mathematics Exam Past Questions and Answers | JAMB, WAEC and NECO

Mathematics looks at measurement, relationships, and properties of numbers and groups using numbers and symbols. Important topics in math include arithmetic, algebra, geometry, and calculus.

• Question 1161:

  If $4{\sin }^{2}x-3=0$, find the value of x, when 0° $\le$ x $\le$ 90°

  Options:
  A) 90°
  B) 45°
  C) 60°
  D) 30°
  Show Answer
  The correct answer is C .
• Question 1162: The area of the curved surface of the cone generated by the sector of a circle radius 6cm and are length 22cm is ($\pi$ = $\frac{22}{7}$) Options:
  A) 58 sq.cm
  B) 34 sq.cm
  C) 132 sq.cm
  D) 77 sq.cm
  E) 66 sq.cm
  Show Answer
  The correct answer is E .
• Question 1163: At what value of x is the function x² + x + 1 minimum? Options:
  A) 1
  B) $\frac{3}{4}$
  C) $\frac{5}{3}$
  D) 9
  Show Answer
  The correct answer is A .
• Question 1164: 5, 8, 6 and k occur with frequency 3, 2, 4, and 1 respectively an d have a mean of 5.7. Find the value of k Options:
  A) 4
  B) 3
  C) 2
  D) 1
  Show Answer
  The correct answer is C .
• Question 1165: Find the acute angle between the straight lines y = x and y = √3x Options:
  A) 15${}^{\circ }$
  B) 30${}^{\circ }$
  C) 45${}^{\circ }$
  D) 60${}^{\circ }$
  Show Answer
  The correct answer is A .
• Question 1166:

  

  The table above shows the frequency distribution of the ages (in years) of pupils in a certain secondary school. What percentage of the total number of pupils is over 15 years but less than 21 years?

  Options:
  A) 35%
  B) 45%
  C) 50%
  D) 60%
  Show Answer
  The correct answer is C .
• Question 1167: Find the area of the curved surface of a cone whose base radius is 6cm and whose height is 8cm (Take $\pi =\frac{22}{7}$). Options:
  A) 188.57cm${}^2$
  B) 1320cm${}^2$
  C) 188cm${}^2$
  D) 188.08cm${}^2$
  E) 100cm${}^2$
  Show Answer
  The correct answer is A .
• Question 1168: Simplify $\frac{(2m-u{)}^2-(m-2u{)}^2}{5m^2-5u^2}$ Options:
  A) $\frac{3}{5}$
  B) $\frac{2}{5}$
  C) $\frac{2m-u}{5m+u}$
  D) $\frac{m-2u}{m+5u}$
  Show Answer
  The correct answer is A .
• Question 1169: In a youth club with 94 members, 60 like modern music, and 50 like traditional music. The number of members who like both traditional and modern music is three times those who do not like any type of music. How many members like only one type of music? Options:
  A) 8
  B) 24
  C) 62
  D) 86
  Show Answer
  The correct answer is C .
• Question 1170: A construction company is owned by two partners X and Y and it is agreed that their profit will be divided in the ratio 4:5. At the end of the year, Y received ₦5,000 more than X. What is the total profit of the company for the year? Options:
  A) ₦20, 000
  B) ₦25,000
  C) ₦30,000
  D) ₦15,000
  E) ₦45, 000
  Show Answer
  The correct answer is E .