Practice Test 5 - ISEE Upper Level Mathematics Achievement

20 questions. Answer them in any order, then submit to see your score and every explanation.

  1. Lottery Draw: A school raffle uses numbers 1 through 10. A player wins by matching all 3 drawn numbers, and the order does not matter. What is the likelihood of winning with one ticket?
  2. If xy=45\frac{x}{y} = \frac{4}{5} and x+y=27x + y = 27, what is the value of x−yx - y?
  3. In the figure, triangle PQR is a right triangle with the right angle at Q. If PQ = 9 cm and QR = 12 cm, and square QSTU is constructed on the hypotenuse PR, what is the area of square QSTU?
  4. A cube has side length 9 cm; using V=s3V=s^3, what volume does it occupy?
  5. A garden patio is a rectangle (L=8 m,W=8 mL=8\text{ m}, W=8\text{ m}) with a semicircular seating area (radius 4 m4\text{ m}) attached along one full side and a right triangular planter (legs 8 m8\text{ m} and 6 m6\text{ m}) attached along the opposite 8 m8\text{ m} side. Both additions extend outward from the rectangle. The shared attachment edges are not part of the exterior boundary. Use π≈3.14\pi\approx3.14 and compute total paving area in square meters. Calculate the total area of the composite shape described.
  6. A carpenter needs to cut a board that is 8138\frac{1}{3} feet long into pieces that are each 1291\frac{2}{9} feet long. How many complete pieces can be cut from the board?
  7. A box plot shows exam scores with the following five-number summary: minimum = 62, Q1 = 74, median = 81, Q3 = 88, maximum = 96. Using the 1.5×IQR rule for outliers, if a new student scored 45 on the exam, how would this affect the box plot display?
  8. If 3x+2x−1=5\frac{3x + 2}{x - 1} = 5 and x≠1x \neq 1, what is the value of xx?
  9. A teacher recorded the number of absences for each student in her class over a semester. The data shows: 0 absences (8 students), 1 absence (6 students), 2 absences (4 students), 3 absences (3 students), 4 absences (2 students), 5 absences (1 student). What is the median number of absences?
  10. An elevator starts at floor −2-2 (2 floors below ground level). It goes up 77 floors, then down 1212 floors, then up 88 floors. On which floor does the elevator end up?
  11. An isosceles triangle has a base of 16 cm and equal sides of length 10 cm each. What is the area of the triangle?
  12. Two cards are dealt from a shuffled deck. What is the probability that the second card is an Ace, given that the first card was a King?
  13. A student reads 25\frac{2}{5} of a book on Monday and 14\frac{1}{4} of the remaining pages on Tuesday. What fraction of the entire book has the student read after Tuesday?
  14. A circle has an area of 144π144\pi square cm. What is the circumference of the circle?
  15. Evaluate: 12+13×14−16\frac{1}{2} + \frac{1}{3} \times \frac{1}{4} - \frac{1}{6}
  16. A geometric sequence multiplies by 8: 1,8,64,512,4,096,…1, 8, 64, 512, 4,096, \dots; what is next?
  17. A lab uses 3 1/53\,1/5 mL solution; 4/54/5 mL is transferred. What is the remaining volume?
  18. Which of the following expressions cannot be factored using integer coefficients?
  19. A sphere has a diameter of 12 centimeters. What is its volume in cubic centimeters?
  20. The stem-and-leaf plot shows test scores for a math class. What is the median score?

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