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 1361: Mr Aborowa bought a car for N200,000.00 and later sold it for N170,000.00. What is the percentage loss? Options:
  A) 117.60%
  B) 117.60%
  C) 117.60%
  D) 17.65%
  E) 17.65%
  Show Answer
  The correct answer is E .
• Question 1362: Calculate the length in cm. of the area of a circle of diameter 8cm which subtends an angle of 22$\frac{1}{2}$^o at the centre of the circle Options:
  A) 2$\pi$
  B) $\pi$
  C) $\frac{2}{3}$
  D) $\frac{\pi }{2}$
  Show Answer
  The correct answer is D .
• Question 1363: Two distinct sectors in the same circle subtend 100${}^{\circ }$ and 30${}^{\circ }$ respectively at the centre of the circle. Their corresponding arcs are in the ratio
  Options:
  A) 1:100
  B) 3:1
  C) 5:2
  D) 10:3
  E) 13:30
  Show Answer
  The correct answer is D .
• Question 1364:

  

  In the diagram < OPQ is

  Options:
  A) 90${}^{\circ }$
  B) 53${}^{\circ }$
  C) 36${}^{\circ }$
  D) 26${}^{\circ }$
  Show Answer
  The correct answer is B .
• Question 1365:

  Find the range of values of t which satisfies the inequality.

  2t − 1 $\le$ 3 and 2− t $\ge$ 5

  Options:
  A) -3 $\le$ t $\le$ 1
  B) -2 $\le$ t $\le$ 3
  C) -3 $\le$ t $\le$ 4
  D) -3 $\le$ t $\le$ 2
  Show Answer
  The correct answer is D .
• Question 1366:

  

  In the figure, PQST is a parallelogram and TSR is a straight line. If the area of $△$QRS is 20cm², find the area of the trapezium PQRT.

  Options:
  A) 35cm²
  B) 65cm²
  C) 70cm²
  D) 140cm²
  Show Answer
  The correct answer is C .
• Question 1367:

  If (x - a) is a factor of bx - ax + x², find the other factor.

  Options:
  A) (x + b)
  B) (x - b)
  C) (a + b)
  D) (a - b)
  Show Answer
  The correct answer is A .
• Question 1368: The sum of four consecutive integers is 34. Find the least of these numbers Options:
  A) 7
  B) 6
  C) 8
  D) 5
  Show Answer
  The correct answer is A .
• Question 1369: The locus of a point which is equidistant from the line PQ forms a Options:
  A) circle centre P
  B) pair of parallel lines each opposite to PQ
  C) circle centre Q
  D) perpendicular line to PQ
  Show Answer
  The correct answer is D .
• Question 1370: Find the angle of the sectors representing each item in pie chart of the following data 6, 10, 14, 16, 26 Options:
  A) 15^o, 25^o, 35^o, 40^o, 65^o
  B) 60^o, 100^o, 140^o, 160^o, 260^o
  C) 6^o, 10^o, 14^o, 16^o, 26^o
  D) 30^o, 50^o, 70^o, 80^o, 130^o
  E) none of the above
  Show Answer
  The correct answer is D .