MA 131 Examination
September 2009

Name __________________

  1. Evaluate this expression:
    |-3| -5/8 * 23
  2. ____ Which is NOT correct about -3/1 ?
    1. real
    2. rational
    3. an integer
    4. a natural number
  3. Solve for x: 4x -20 = -x + 30



  4. Graph y = -x + 1



  5. Graph 2x -y = 10, what is the slope? the y intercept?


  6. Graph(sketch) y = 5


  7. Graph(sketch) x = 5


  8. What is the slope of x + y + 1? Write in slope intercept form. Sketch.



  9. Dr Wong can see 12 patients in 2 hours. How long will it take her to see 60 patients? Write the equation and solve it.



  10. Write the equation of a line going through (0,1) and (3,4).