- 1. 1. Convert 37 in base ten to base five
A) 1001011
B) 122
C) 1225
D) 1023
- 2. 2. Convert 1264 in base eight to base ten
A) 171
B) 629
C) 117
D) 692
- 3. 3. Convert 211 in base three to base eight
A) 11
B) 26
C) 62
D) 7
- 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) 5
B) 7
C) 6
D) 9
- 6. 6. Evaluate (203)2 in base four
A) 103021
B) 10152
C) 113021
D) 11512
- 7. 7. Evaluate 11110 ÷ 110
A) 110
B) 1011
C) 1100
D) 101
- 8. 8. If (34) in base five = 23x, find x.
A) x = 8
B) x = -8
C) x = -16
D) x = 16
- 9. 9. Round off 163.864 to the nearest whole number
A) 164
B) 200
C) 163
D) 163.9
- 10. 10. Express the sum of 6.03 x 106 and 2.17 x105 in standard form
A) 6.247 x 106
B) 6.247 x 10-6
C) 6.247 x 1011
D) 6.247 x 10-11
- 12. 12. If x is a positive integer, determine the least value of x for which 13 + 2x = 3(mod 8)
A) 1
B) 16
C) 5
D) 3
- 13. 13. Evaluate 3√350 using logarithm table
A) 704700
B) 70.47
C) 7.047
D) 704.7
- 14. 14. Evaluate (3.69 x 105) ÷ (1.64 x 10-3)
A) 2.25 x 10-2
B) 2.25x 102
C) 2.25 x 108
D) 2.25 x 10-8
- 15. 15. Calculate the following using mathematical table. 3√(38.32 x 2.964/8.637 x 6.285)2
A) 4.1106
B) 7.716
C) 0.2137
D) 1.636
- 16. 16. Express 0.0006131 in standard form
A) 6.131 x 10-4
B) 6131 x 10-4
C) 6131 x 104
D) 6.131 x 104
- 17. 17. Simplify (1/16)-¾ + 5 (90)
A) 2/3
B) 13
C) 3½
D) 7/25
- 18. 18. Evaluate 2 ÷ (64/125)-⅔
A) 1 ⁷/25
B) 5 ⅚
C) 2 ⅛
D) 3 ½
- 19. 19. Simplify 125⅓ x 49½ x 10-1
A) 6 ⅞
B) 35/5
C) 2 ⅓
D) 3 ½
- 20. 20. Given that 102 = 100, write the expression in logarithm form
A) 1 = log10 102
B) 100 = log10 2
C) 3 = log10 100
D) 2 = log10 100
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