PES SS 1 Math 3rd Test 1st Term
  • 1. 1. Express 413 base 7 to base 5
A) 2311
B) 2132
C) 1131
D) 1311
  • 2. 2. Evaluate 23 x 54 (mod 7)
A) 2
B) 5
C) 3
D) 6
  • 3. 3. If 43x = 16x+1, find the value of x
A) 5
B) 3
C) 2
D) 4
  • 4. 4. 5x =25
A) 5
B) 4
C) 3
D) 2
  • 5. 5. Write 0.0078 in standard form
A) 7.8 × 10-1
B) 7.8 × 10-2
C) 7.8 × 10-3
D) 7.8 × 10-4
  • 6. 6. What is the characteristics of the log of 37500?
A) 6
B) 3
C) 5
D) 4
  • 7. 7. Determine the antilog of a number whose log is 3.5682
A) 3700
B) 1.5728
C) 5736
D) 0.0935
  • 8. 8. Find the true set of 3x = 5(mod4)
A) 2(mod4)
B) 0(mod4)
C) 1(mod4)
D) 3(mod4)
  • 9. 9. Convert the bicimal 1.101 to decimal
A) 6.75
B) 16.25
C) 1.625
D) 2.375
  • 10. 10. Approximate 156.8 to 3 s.f.
A) 157.0
B) 1.57
C) 1568
D) 15.68
  • 11. 11. Round off 39.237 to 3 s.f.
A) 392
B) 39.2
C) 39.3
D) 393
  • 12. 12. Change 2.024 × 103 to ordinary number
A) 2024
B) 20.24
C) 0. 2024
D) 202.4
  • 13. 13. Solve 4562÷98.76 using log table
A) 18.71
B) 46.19
C) 7.047
D) 189.1
  • 14. 14. Evaluate log (34.83×5.426)
A) 18.71
B) 7.047
C) 189.1
D) 46.19
  • 15. 15. Simplify -28(mod3)
A) 0(mod3)
B) 2(mod3)
C) 4(mod3)
D) 1(mod3)
  • 16. 16. Write: 9. 012 in words
A) Nine point twelve
B) Nine point zero twelve
C) Nine point zero one two
D) Nine thousand and twelve
  • 17. 17. 9.012 is equivalent to ________ to 2 significant figures
A) 9.0
B) 9.01
C) 9.012
D) 90.12
  • 18. 18. Change 3/4 to decimal
A) 1.75
B) 0.33
C) 1.33
D) 0.75
  • 19. 19. What percentage is 0.05?
A) 50%
B) 500%
C) 5000%
D) 5%
  • 20. 20. What fraction is 0.05?
A) 1/10
B) 1/5
C) 1/2
D) 1/20
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