- 1. Convert 142 to base six
A) 322six
B) 543 six
C) 354 six
D) 453 six
- 2. Express 110111 two to base ten.
A) 65 ten
B) 555 ten
C) 56 ten
D) 55 ten
- 3. Subtract 10 two + 11two + 11two
A) 10111two
B) 1000 two
C) 01001two
D) 111two
- 4. Subtract 111two from 11110two
A) 1011two
B) 111two
C) 10010two
D) 10111two
- 5. Find the positive positive difference between 3¾ and 2⅔.
A) 13/15
B) 12/13
C) 15/13
D) 13/12
- 6. Find the sum of 29, the product of 2 and 9 and the difference between 2 and 9
A) 65
B) 45
C) 54
D) 35
- 7. Remove brackets from -9(-2k-3r).
A) 27k+8r
B) 11k-12r
C) 18k+27r
D) -7k- 6r
- 8. Find the HCF of 10ax² and 14a²x
A) 7ax
B) 2ax
C) 10abc
D) 4abc
A) s²(p-r)
B) Pr(r + s)
C) (p+ rs)
D) p(r² + s)
A) c² - 3c +2
B) c² - 5c + 4
C) c² + 3c +2
D) c² - 3c - 2
- 11. Factorize x² + 10x +25
A) (x-5)(x+5)
B) (x+5)(x-2)
C) (x²+10)(x+5)
D) (x-5)(x-5)
- 12. Solve the equation h/1=18+5h /7
A) 9
B) -9
C) 7
D) 20
- 13. Use the information below to answer questions 13 and 14 solve simultaneously.a=5-2b and 5a + 2b =. Find a
A) 3
B) -1
C) 1
D) -3
- 14. Use the information below to answer questions 13 and 14 solve simultaneously.a=5-2b and 5a + 2b =. Find b.
A) 3
B) 3
C) 1
D) -1
- 15. The tangent of 32½ equal to?
A) 0.6371
B) 0.2309
C) 0.8229
D) 0.8214
- 16. Find the angle whose tangents is 0.9325
A) 43°
B) 13°
C) 34°
D) 31°
- 17. P varies directly as Q and P = 45 and Q= 12. Find the relationship between P and Q.
A) Q= 0.573P
B) Q= 0.375P
C) P= 0.573Q
D) P= 3.75Q
- 18. If t varies directly as s and t= ½. When s= 4 find when s= 6
A) ⁴/3
B) ⁶/9
C) ¾
D) ⅛
- 19. A number is multiplied by 5 and the result is twice the number added to 2. Find the number.
A) 3½
B) ⅖
C) ⅔
D) 1½
- 20. Find the value of m if ⅗m + m/2 = 4/1 +⅖
A) 4
B) 5
C) 3
D) 6
- 21. Find the value of x in the diagram above.
A) 25°
B) 15°
C) 20°
D) 30°
- 22. How many sides has a regular polygon whose sum of interior angles is 540°
A) 7
B) 4
C) 5
D) 6
- 23. Evaluate 1⅖ +¾ and give your answer to 1 significant figure.
A) 2.5
B) 2
C) 7.2
D) 3
- 24. Given that 7:y = 22: 6. Find the value of y
A) 6
B) 2
C) 25
D) 16
- 25. If 25% of a number is 75, find the number.
A) 63.025×10¹
B) 6.3025×10⁴
C) 630.25×10²
D) 6302.5×10³
A) ¹¹x/21
B) ²¹x/13
C) ²¹x/11
D) ¹³x/21
A) -9pr
B) -9pq
C) 9r
D) 9pr
- 28. If a number is chosen at random from the number 2,3,5,6,7,8,9,10. What is the probability that it is a multiple of 3?
A) ⅝
B) ⅓
C) ⅕
D) ⅒
- 29. Expand (4p - q)(3p-3q)
A) 12p²-15pq-3q²
B) 12p²+15pq+3q²
C) 12p²- 15pq +3q²
D) 12p²+15pq-3q²
- 30. Which of the following is not a perfect square?
A) 2y²
B) x²
C) 4d²
D) 25p²
- 32. If 2x + y = -7 and 3x= 6+4y
A) 5
B) -1
C) 6
D) 1
- 33. A fair die is rolled once. What is the probability of obtaining a number greater than 2.
A) ½
B) ⅔
C) ⅘
D) ⅚
- 34. Evaluate -2x²/x²-y², when x=-2 and y=3
A) 1⅗
B) -⅘
C) 1
D) -1⅗
- 35. Use the table above to find the mode of the distribution.
A) 55
B) 48
C) 50
D) 53
- 36. The probability that Ayo will pass an examination is ¾. What is the probability of failing the same exam
A) ⅙
B) ¼
C) 1
D) ½
- 37. The scores of selected students in a quiz competition are given as 22, 28, 35,24,27,32,33,20 and 40. What is the average score.
A) 29
B) 19
C) 32
D) 20
- 38. Calculate/DC/ using the similar shapes given below
A) 4cm
B) 6cm
C) 9cm
D) 5cm
- 39. Find the value of x in the figure below
A) 8.99m
B) 7m
C) 6m
D) 8.90m
- 40. Express 108 as a product of its prime factors in index form
A) 2²×3⁴
B) 2²×3³
C) 2¹×3³
D) 2²×3⁴
- 41. What is the multiplicative inverse of-⁴/6
A) ⅙
B) ⅔
C) -³/2
D) -⅔
- 42. Express 0.03076 to three significant figures.
A) 0.3008
B) 0.0300
C) 0.3080
D) 0.0308
- 43. What is the bill of a house that consumed 1000 units of electricity, if #1000 is charged for first 100units the remaining units at #5.00 per units
A) #5,500
B) #5,000
C) #5,505
D) #4,500
- 45. Find the smallest number by which 12 can be multiplied to give a perfect square
A) 5
B) 2
C) 4
D) 3
- 46. Which of the following fractions is a recurring decimals?
A) ⅒
B) ⅛
C) ⅓
D) ⅑
- 47. If x is directly proportional to y and x= 4, when y= 12. Find the value of x when y = 24
A) 12
B) 6
C) 8
D) 4
- 48. Bose saves #10,000.00 at 10% per annum compound interest. How much will she collect after 2 years?
A) #1,000
B) #1,100
C) #12,100
D) #2,000
- 49. What is the supplementary angle of 45°?
A) 90°
B) 35°
C) 135°
D) 100°
- 50. The following are scores obtained by students in a physics test: 2,2,5,2,6,3,8,7,9,4. Use the information to answer questions 51- 54. Find the range of the set of scores
A) 7
B) 6
C) 5
D) 4
- 51. The following are scores obtained by students in a physics test: 2,2,5,2,6,3,8,7,9,4. Use the information to answer questions 51- 54. Calculate the mean score
A) 8.4
B) 4.8
C) 5.6
D) 3.6
- 52. The following are scores obtained by students in a physics test: 2,2,5,2,6,3,8,7,9,4. Use the information to answer questions 51- 54. What is the median score?
A) 6.5
B) 5.4
C) 4.5
D) 5.5
- 53. The following are scores obtained by students in a physics test: 2,2,5,2,6,3,8,7,9,4. Use the information to answer questions 51- 54. Find the mode.
A) 2
B) 4
C) 5
D) 7
- 54. Find x in the figure above
A) 80°
B) 100°
C) 20°
D) 60°
- 55. Express ¹/16 in standard form
A) 6.25 ×10⁶
B) 6.25 ×10-2
C) 6.25 ×10³
D) 6.25 ×10²
- 56. Simplify ⅚ × 4⅔ ÷ 2⁷/9
A) ⅖
B) 1⅖
C) ⅝
D) 2½
- 57. Three lines meet at a point, if the sum of two angles formed is 163°, the other angle is?
A) 180°
B) 97°
C) 190°
D) 197°
- 58. Make c the subject of formula ¹/a = ¹/b +¹/c
A) b+a/ab
B) ab/b+a
C) ab/b-a
D) b-a/ab
- 59. The sum of two consecutive even numbers is 34. Find the smallest to number.
A) 20
B) 14
C) 12
D) 16
- 60. Express 63025 in standard form.
A) 6.3025 ×10⁴
B) 630.25 ×10²
C) 63.025 ×10³
D) 6302.5 ×10¹
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