49 Exercise Answers: Module 12 — Technical Mathematics

13

Exercise Answers: Module 12

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Percents Part 2 and Error Analysis

  1. 93\% or 93.3\%
  2. 37.5\%
  3. $ 2,500
  4. 720
  5. 93\% or 93.3\%
  6. 37.5\%
  7. $ 2,500
  8. 720
  9. $ 19.35
  10. 44.8\% or 45\%
  11. 400 people were surveyed
  12. 56.2\% increase
  13. 12.2\% increase
  14. 36.0\% decrease
  15. 35.7\% decrease
  16. 0.1875\div25\approx0.8\%
  17. 0.13\div10.8\approx1.2\%
  18. 4.806 g; 5.194 g
  19. 0.21\div5.000=4.2\%
  20. 5.443 g; 5.897 g
  21. 0.24\div5.670\approx4.2\%

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