- 1. 1. A cup can hold 2.5 litres of a liquid. How many times can it be used to take water from 50 liters keg.
A) 24
B) 23
C) 20
D) 21
- 2. 2. Which of these is the best approximation of N24 585?
A) N24 581
B) N24 59
C) N24 600
D) N24 590
- 3. 3. Divide 0.45 by 0.05 by rough calculation to 1 d.p.
A) 0.9
B) 9
C) 5
D) 0.5
- 4. 4. A shop keeper sells 25 books every week. If a book cost N4.5, estimate how much he makes per week.
A) N125
B) N135
C) N55
D) N25
- 5. 5. An athelet's pace is 5cm. How many paces will it take in a 40 metres race? Leave your answer in centimetres.
A) 800cm
B) 8cm
C) 80cm
D) 8000cm
- 6. 6. How many unique digits are there in a binary system?
A) 2
B) 4
C) 3
D) 1
- 7. 7. 2025 in octanary means
A) 2 four hundred 0 zero sixty 2 two eightand 5 units
B) 2 thousends 12 hundred 4 tens and 5 units
C) 2 thousends 0 hundred 2 tens and 5 units
D) 2 four hundred 12 zero sixty 4 two eightand 5 units
- 8. 8. Quinary sydtem means
A) Number system in base 4
B) Number system in base 5
C) Number system in base 2
D) Number system in base 3
- 9. 9. Change 30 to binary
A) 11110
B) 10100
C) 11100
D) 11101
- 10. 10. change 101 base 2 to denary
A) 151
B) 102
C) 13
D) 5
- 11. 11. What number is 2 less than 5
A) 7
B) 10
C) -3
D) 3
- 12. 12. What's the value of m in the equation: 2m+5=11
A) 2
B) 4
C) 6
D) 5
E) 3
- 13. 13. Simplify the expression: 3(2x-1)
A) 5x-2
B) 5x+2
C) 6x-3
D) 6x+3
- 14. 14. Solve the equation: y-2=7
A) y=5
B) y=12
C) y=9
D) y=10
- 15. 15. Simplify the expression: x+3x
A) 3x²
B) 4x
C) 3xx
D) x3x
- 16. 16. What's the value of x in the equation: 3x=12
A) x=4
B) x=12x
C) x=12
D) x=3x
- 17. 17. Simplify the equation: 2x-6
A) 3(x-2)
B) 4(2-x)
C) 2(6-x)
D) 2(x-3)
- 18. 18. Find the value of x in the expression :(x/2)+ 3=5
A) x=2
B) x=1
C) x=8
D) x=4
- 19. 19. Simplify the expression: 3x-4x
A) 7x
B) -x
C) x
D) 2x
- 20. 20. Solve the equation: 2x-1=7
A) x=4
B) x=6
C) x=8
D) Not stated in the option
- 22. 22. Is 2m=22 correct when m=16 ?
A) False
B) Error in question
C) True
D) None of the above
- 23. 23. Is 4=3+x correct when x=4?
A) None of the above
B) True
C) False
- 24. 24. Solve for y when 5y+6=21.
A) y=3
B) y=0
C) y=7
D) y=8
- 25. 25. Solve for w when 4=4+8w.
A) None of the above
B) w=5
C) w=13
D) w=0
- 26. 26. Solve for n when 4n+3=19
A) n=8
B) n=2
C) n=14
D) n=4
- 27. 27. Solve for c when 9c +11=65
A) c=6
B) c=1
C) c=7
D) c=4
- 28. 28. Solve for b when 5b -12=3
A) b=6
B) b=4
C) b=3
D) b=1
- 29. 29. Solve for u when 1+2u=23
A) u=11
B) u=4
C) u=12
D) u=8
- 30. 30. Solve for z in the equation:6z+9=23
A) z=2⅔
B) z=⅕
C) z=2
D) z=2⅓
- 31. 31. What's the value of h in the equation:9=3h+7
A) h=⅔
B) h=⅖
C) h=0
D) h=⅘
- 32. 32. The value of b in the 5b-15=16?
A) b=¾
B) b=10⅓
C) b=⅝
D) b=⅑
- 33. 33. What's the value of p in 3+8p=51
A) p=5
B) p=6
C) p=¾
D) p=⅘
- 34. 34. The value of f in 29=5f+4 is?
A) f=5
B) f=4
C) f=0
D) f=2
- 35. 35. Find the value of s in the equation: 7s-10=18
A) s=7
B) s=5
C) s=4
D) s=0
- 36. 36. What's the value of h in the equation:47=10h-33
A) h=5.4
B) h=1.4
C) h=0
D) h=7
- 37. 37. Solve for x when 3x+5x=6x+4
A) None of the above
B) x=0
C) x=2
D) x=5
- 38. 38. If 5x+6=10. Find the value of x.
A) x=1
B) x=0
C) x=7
D) x=⅘
- 39. 39. If x+78=589, what's the value of x.
A) x=667
B) x=511
C) x=689
D) x=09
- 40. 40. if x=67, x+55=56 is?
A) True
B) All of the above
C) False
D) None of the above
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