Friday, November 6, 2009

Algebra I Chapter 3 Test Review SOLUTIONS

Check your answers while you study!!

Page 1.
  1. direct
  2. product
  3. inverse
  4. ratio
  5. constant, variation
  6. ratio
  7. constant
Page 2.
  1. 1.5 minutes per page, 0.67 pages per minute, 60 min, 50 pages
  2. 0.83 minutes per piece (rate), so it will take 416.7 minutes or 6.9 hours
  3. 24 mph (24 miles), 2.5 hours, 126 miles, 6.25 hours
  4. About 2 letters per day, 568 million, 156403000 letters
Page 3.
  1. 7.6 m, 13.1 ft, 3.8 m, 23.0 ft
  2. 91.4 cm, 15.8 in, 5.9 in, 2.0 cm
  3. 21, 33.6, 4, 0.25, 3.15, 0.18
  4. 5.63, 47.92, 24.67, 249.69
  5. 3, 6.5, 24, 17, 0.19, 4.67
Page 4.
  1. 4, 0.25, 8, 6, 0.3, 0.02
  2. 2, 0.8, 160, 2.5
  3. Some possible answers: (1, 18), (18, 1), (2, 9), (9, 2), (3, 6), (6, 3)
  4. You should write the equation st = d (s = speed, t = time, d = distance). 0.24 s, 4.88 s, 1505 meters per second
Happy Studying - I hope you all have a good weekend!!!

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