# Department of Mathematics

 Review Questions 1.Evaluate the given expression (a) (b) (c) (d) 2.Simplify the given expression (a) (b) (c) (d) 3.Factor if possible (a) (5y+3)(5y-3) (b) (5y+9)(5y-1) (c)(25y+3)(y-3) 4.Factor if possible (a) (b) (c) 5.Solve 12x-7x-4x+9 = 19 (a) x = 28 (b) x = 10 (c) x = -10 (d) x = 5 6.Solve: -7b +4(2b-3) = 16 (a)b = 28 (b) b = 4 (c) b = -28 (d) b = -4 7.Solve: (a)a = 50 (b)a=24 (c)a=10 (d) 8.Solve: 5k - 3 > 2k + 9 (a)k>4 (b)k>2 (c)k<-4 (d)k>-4 9.Solve: 0.2y < 0.8 (a)y<.4 (b)y<.04 (c) y<4 (d)y<.6 10.Solve (a) (b) (c) (d)x=-5 11.Solve   (a)b=-9 (b) b=4 (c)b=9 (d)b=-27   12.Simplify completely: (b) (c) (d)   13.Simplify completely (a) (b) (c) (d) 14.Simplify completely x (a) (b) (c) (d) 15.The ordered pair (-3, 4) lies in which quadrant of the cartesian coordinate system? quadrant I (b)quadrant II (c)quadrant III (d)quadrant IV 16.Find the equation of the line with slope m=-3 and passing through the point (-1,5) (a)y = -3x - 8 (b)y=-3x -2 (c)y=-3x+2 (d)y=3x+2 17.Solve the following: - x=-1, x=-9 (b)x=1, x=9 (c)x=9, x=0 (d)x=-3, x=3 18. Solve the following: A dieter lost 2 pounds in 3 weeks. If he continues to lose at this rate, how many weeks will it take him to lose 24 pounds? (a)16 weeks (b)36 weeks (c)12 weeks (d)8 weeks 19.     a.          b.          c.          d.          e.  None of these 20.     a.          b.          c.          d.          e.  None of these 21.    Convert to a decimal and round to the nearest hundreth. a.  .11        b.  .10        c.  9.3        d.  9.33        e.  None of these 22.    Convert to a percent. a.  .1875%        b.  5.3%        c.  53.3%        d.  18.75%e.  None of these 23.    What is 7% of \$1400? a.  \$20000        b.  \$200        c.  \$98        d.  \$980        e.  None of these 24.    The Number of students at a college increased from 6000 to 6400. About what percent increase is this? a.  6.7%        b.  93.8%        c.  1.07%        d.  .067%        e.  None of these 25.    A cars original cost was \$11,000. Then it went on sale for 12% off. What was the sale price? a.  \$1320        b.  \$9,680        c.  \$12,320        d.  \$10,988e.  None of these 26.    The sales tax rate is 5%. If I paid \$30 in taxes for a stereo, what was the marked price of the stereo itself? a.  \$180        b.  \$31.50        c.  \$150        d.  \$600        e.  None of these 27.    4(y - 3) = 42 - 2y. What does y equal? a.  13.67        b.  7.5        c.  27        d.  .083        e.  None of these 28.    The perimeter of the rectangle is 48 cm. The width is 8 cm more than the length. What is the length? a.  4 cm        b.  16 cm        c.  12 cm        d.  8 cm        e.  None of these 29.     What can x equal? a.  26        b.  -6        c.  -4        d.  4        e.  None of these 30.    Which graph below best represents the equation ? a.          b.          c.          d.          e.  None of these 31.     What does x equal? a.  4.8        b.  15        c.  9.6        d.  24        e.  None of these Questions 32-34 refer to the following information:     The World Alamanac lists all 4-year colleges in the United States with enrollments of 600 or more. This list is 13 pages long, with an average of 89 colleges on each page. 32.    Which figure is the best estimate of the number of 4-year colleges listed? a.  157        b.  8000        c.  54000        d.  50        e.  1000 33.    Estimate the minimum number of students enrolled at the colleges listed. a.  54,000        b.  9,000        c.  600,000        d.  5,400,000        e.  6,600,000 34.    If you could compare the actual number of students attending 4-year colleges to your estimate for question 33, your estimate would turn out to be a.  much higher        b.  a little higher        c.  much lowerd.  a little lower        e.  exactly right 35.    If you graphed the two equations y = 2x + 1 and 4x - 2y = -2, you would get a.  lines that intersect where y = -9         b.  parallel lines c.  a single line         d.  lines that intersect where x = 5 e.  None of these 36.    If the legs of a right triangle measure 2 and 7, the hypotenuse measures approximately a.  7.28        b.  53        c.  14        d.  9.15        e.  None of these 37.    A lawn mowing service charges \$10 as a basic fee, plus \$2 for every 500 square feet mowed. Express the total charges (C) as a function of square feet (m) mowed. a.  C = 1000m + 10        b.  C = .004m + 10c.  C = 250m + 10        d.  C = 10m + 250        e.  None of these 38.    Completely factor the expression . a.  (2)(x-5)        b.  10(x-1)        c.  10x(x-1)        d.  10(x-1)(x-1)e.  None of these 39.    If 4y =2x - 5, then x= a.  4y + 5        b.  2y + 5        c.  2y - 2.5        d.  4y - 5        e.  None of these 40.    If 2x - 3y = 17 and 3x + 2y = 19, then x must equal a.  1        b.  -1        c.  7        d.  -7        e.  None of these 41.    If of a number is 9 what is of the number? a.  2.7        b.  27        c.  13.5        d.  1.2        e.  None of these 42.    The average of 4 test scores is 90. If three of the scores are 92, 90, and 89, what is the other test score? a.  90.3        b.  90        c.  89        d.  85        e.  None of these 43.    The graph to the right describes some function y. If x = 4, estimate the corresponding y coordinate. a.  2        b.  -2        c.  -4        d.  4        e.  None of these 44.    If a = 5 and b = 6, then a.  4.69        b.  121        c.  11        d.  7.81        e.  None of these 45.    The world's population in 1991 was 5.88 billion people. This represented a 20% increase since 1981. What was the world's population in 1981? a.  4.704 billion        b.  0.98 billion        c.  7.056 billiond.  4.9 billion        e.  None of these 46.    A line can be graphed from the equation x + 2y = 5. What is the equation of the line parallel to thes one that passes through the point (2, 4)? a.  y = -.5x + 5        b.  2y = -x + 5        c.  y = -.5x + 2.5d.  4y = 2x + 5        e.  None of these 47.    If a = 4, b = 5, and c = 6, then , where the dot denotes multiplication. a.  11.5        b.  -12.5        c.  4        d.          e.  None of these 48.    Simplify the expression a.          b.  0        c.          d.          e.  None of these Back to the ACCUPLACER Page Back to the Mathematics Department Home Page | Faculty | Math Department Courses | Major Requirements | Mathematics Club | | Mathematics Links | Resources | Cool Mathematics Links | Careers in Mathematics | | WSU Writers Guide | Accuplacer Exam | Contact | Home |