Mathematics Exam for SS 1
  • 1. 1. Convert 37 in base ten to base five
A) 1225
B) 122
C) 1001011
D) 1023
  • 2. 2. Convert 1264 in base eight to base ten
A) 629
B) 117
C) 171
D) 692
  • 3. 3. Convert 211 in base three to base eight
A) 26
B) 11
C) 7
D) 62
  • 4. 4. Convert 1.101 to decimal
A) 0.25
B) 1.625
C) 0.625
D) 0.125
  • 5. 5. In what base is the addition 465 + 24 + 225 = 1050?
A) 6
B) 7
C) 9
D) 5
  • 6. 6. Evaluate (203)2 in base four
A) 113021
B) 10152
C) 103021
D) 11512
  • 7. 7. Evaluate 11110 ÷ 110
A) 101
B) 110
C) 1100
D) 1011
  • 8. 8. If (34) in base five = 23x, find x.
A) x = -16
B) x = 8
C) x = 16
D) x = -8
  • 9. 9. Round off 163.864 to the nearest whole number
A) 163.9
B) 200
C) 164
D) 163
  • 10. 10. Express the sum of 6.03 x 106 and 2.17 x105 in standard form
A) 6.247 x 10-6
B) 6.247 x 10-11
C) 6.247 x 1011
D) 6.247 x 106
  • 11. 11. Simplify (1/4)
A) 2-1/2
B) 2
C) -2
D) 21/2
  • 12. 12. If x is a positive integer, determine the least value of x for which 13 + 2x = 3(mod 8)
A) 16
B) 1
C) 5
D) 3
  • 13. 13. Evaluate 3√350 using logarithm table
A) 70.47
B) 704.7
C) 7.047
D) 704700
  • 14. 14. Evaluate (3.69 x 105) ÷ (1.64 x 10-3)
A) 2.25 x 10-8
B) 2.25x 102
C) 2.25 x 10-2
D) 2.25 x 108
  • 15. 15. Calculate the following using mathematical table. 3√(38.32 x 2.964/8.637 x 6.285)2
A) 4.1106
B) 1.636
C) 7.716
D) 0.2137
  • 16. 16. Express 0.0006131 in standard form
A) 6.131 x 10-4
B) 6131 x 104
C) 6131 x 10-4
D) 6.131 x 104
  • 17. 17. Simplify (1/16) + 5 (90)
A) 2/3
B) 13
C) 7/25
D) 3½
  • 18. 18. Evaluate 2 ÷ (64/125)-⅔
A) 5 ⅚
B) 3 ½
C) 1 ⁷/25
D) 2 ⅛
  • 19. 19. Simplify 125 x 49½ x 10-1
A) 6 ⅞
B) 2 ⅓
C) 3 ½
D) 35/5
  • 20. 20. Given that 102 = 100, write the expression in logarithm form
A) 1 = log10 102
B) 2 = log10 100
C) 100 = log10 2
D) 3 = log10 100
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