Acoustics Presentation

Solutions

1. Mixture Problems:

2. Value of the Original Fraction:

3. Value of Numerical Coefficient:

4. Geometric Series:

5. Simplify:

6. Mean Proportion:

7. Value of x to form a geometric progression:

8. Value of x:

9. Work Problem:

10. Value of the original number:

11. Sum of the roots:

A = 5, B = -10, C = 2

12. Work Problem:

13. Value of m:

14. Age Problem:
Subject Past Future
Beth B B+5
Ana B+5 B+10

15. Coefficient of the term:

16. Time it takes to fill the tank:

17. Work Problem:

18. Thickness of the folded paper:

19. Work Problem:

20. Rate Problem:

21. Clock Problem:

22. Age Problem:

23. Total value of the estate:

24. Rate Problem:

25. Square of the cube:

26. Work Problem:

27. Average profit:

28. Clock Problem:

29. Harmonic Progression:

30. Remainder Theorem:

31. Age Problem:

32. Consecutive integers:

33. Level Problem:

34. Digit Problem:

35. Work Problem:

36. Arithmetic Progression:

37. Remainder Theorem:

38. Value of w:

39. Number Problem:

40. The 1st term:

41. Value of x:

42. Work Problem:

43. Sum of all even integers:

44. Sum and Product of Roots:

45. Digit Problem:

46. Work Problem:

47. Value of x:

48. Sum of all odd integers:

49. Progression:

50. Geometric Progression:

51. Solve for x:

52. Fraction Transformation:

53. Value of x:

54. Logarithm of 1 to any base:

55. Equation of roots:

56. Sum of the coefficients:
Substitute x =1 but subtract (-1)20

57. Solving for x:

58. Summation:

59. Value of K:

60. Cube of