PES SS 1 Mathematics (Obj) 3rd Term Exam 2025/2026
  • 1. Convert 12ten to base six
A) 20six
B) 2000six
C) 200six
D) None
  • 2. Convert 128ten to base eight
A) 002eight
B) 20eight
C) 2000eight
D) 200eight
  • 3. Convert 29ten to a number in base two
A) 11101two
B) 01111two
C) 11111two
D) 10111two
  • 4. Find the value of 1111 x 1001 in base two
A) 11111111two
B) 10000111two
C) 11110001two
D) 10000011two
  • 5. Approximate 8.9012 to 3s.f
A) 8.901
B) 8.90
C) 8.0
D) 8.9012
  • 6. Round off 456.78 to 1d.p
A) 456.7
B) 456.8
C) 400
D) 450
  • 7. Change 16 to a number in base four
A) 1000four
B) 10000four
C) 10four
D) 100four
  • 8. Factorize x² + 5x + 6=0
A) x= 3 or 2
B) x=3 or -2
C) x= -3 or -2
D) None
  • 9. Solve k² + 7k + 10=0
A) k=-2 or 5
B) k=2 or 5
C) k=-2 or -5
D) k=2 or -5
  • 10. The study of triangles in relation to their sides and angles is
A) None
B) Trigonometry
C) Tangent
D) Hypotenuse
  • 11. If r²=3.3² + 5.6², find r
A) 6.7
B) 6
C) 6.2
D) 6.5
  • 12. The Volume of the curved surface area of a cone is
A) πrl²
B) πr²h
C) πrl²
D) πrl
  • 13. An arc subtends an angle of 105⁰ at the center of a circle of radius 6cm. Find the length of the arc if π is 22/7
A) 1.1cm
B) 11cm
C) 0.11cm
D) 11.5cm
  • 14. Which of the following is the volume of a cuboid
A) 6l²
B) lbh
C) l³
D) lbh²
  • 15. Which of the following is a closed statement
A) x is an even number
B) 3 is an odd number
C) None of the above
D) What is your name
  • 16. Which is the following is an open statement
A) Chemistry is a science subject
B) 3 is an odd number
C) Follow me
D) The niger is a famous European river
  • 17. If z²=12² + 5², find z
A) 13
B) 11
C) 13.1
D) 12
  • 18. What is the formula of the surface area of a cone
A) πrl + πr²
B) πrl + πr²
C) πrh+ πr²
D) πr² + πrh
  • 19. At a point 20m from the base of a water tank the angle of elevation from the top of a tank is 45⁰. What is the height of the tank
A) 10m
B) 20m
C) 15m
D) 25m
  • 20. Solve the question
    x + 2y=5
    x + 3y=8
A) y=3, x=1
B) y=3, x=-1
C) y=-3, x=1
D) y=-3, x=-1
  • 21. Solve (12.67)³
A) 2000
B) 2033•901163
C) 2023.90115
D) 2033
  • 22. 17 mod 5
A) 2 mod 8
B) 2 mod 7
C) 2 mod 5
D) 2 mod 6
  • 23. Convert 101.101two to base ten
A) 56.25ten
B) 0.5625ten
C) 5.605ten
D) 5.625ten
  • 24. Convert 15ten to a number in base two
A) 1011two
B) 1110two
C) 1111two
D) 1101two
  • 25. If 1 packet of sugar costs x naira what will be the cost of 20 packets
A) 20naira
B) 20xnaira
C) 20x²naira
D) None of the above
  • 26. 3(5x - 2)=11x, find x
A) 2/3
B) 1/2
C) 3/2
D) 5/2
  • 27. Evaluate 34.83 × 5.427
A) 188.9
B) 189.1
C) 188
D) 189
  • 28. A car petrol is 0.8m long,25cm wide and 20cm deep. How many litres of petrol can it hold?
A) 40litres
B) 4000litres
C) 400litres
D) 40000litres
  • 29. Calculate the volume of a cone of base diameter 14cm and height 5cm. Take π to be 22/7
A) 250cm³
B) 200cm³
C) 256.67cm³
D) 266cm³
  • 30. What angle does an arc 6.6cm in length subtend at the centre of a circle of radius 14cm?
A) 28⁰
B) 25⁰
C) 23⁰
D) 27⁰
  • 31. A sector of 80⁰ plus removed from a circle of radius 12cm. What area of the circle is left? Use π=22/7
A) 372cm²
B) 342cm²
C) 360cm²
D) 352cm²
  • 32. If the Volume of a rectangular based pyramid is 70cm³ and it's base area is 28cm², calculate the height of the pyramid.
A) 7.5cm
B) 7cm
C) 7.9cm
D) 7.2cm
  • 33. If C varies directly as n and C=5 when n=20, find the formula connecting c and n
A) C=1/2n
B) C=4n
C) C=1/8n
D) C=1/4n
  • 34. "Chemistry is an easy subject" can be categorized under what kind of statement
A) Open
B) Neither
C) Closed
  • 35. From the diagram above, list the elements of
    A U B
A) (2,3,5,7,8,9)
B) (2,3,4,6,7,8,10)
C) None of the above
D) (2,3,4,5,6,7,8,9)
  • 36. A collection of well defined objects is known as
A) Sets
B) Null set
C) Empty set
D) Venn Diagram
  • 37. The sets of all objects under discussion is known as
A) None of the above
B) Universal set
C) Subset
D) Infinite Set
  • 38. Solve 4- 4x=9 -12x
A) 15/8
B) 3/8
C) 5/8
D) 8/5
  • 39. The sign ' is referred to as
A) Complement
B) Intersection
C) Union
D) None of the above
  • 40. Factorize x² + 8x - 20
A) (x + 10)(x - 2)
B) None of the above
C) (x + 10)(x + 2)
D) (x - 10)(x - 2)
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