15B Name Cumulative Test Score Also take Power-Up Test 15 Saxon Math Course 3 1. Three out of four doctors surveyed recommended the product. Eighty doctors surveyed did not recommend the product. How many doctors were surveyed? (45) For questions 6–8, refer to the figure. B 10 in. A 11 in. 10 in. C 10 in. D 8 in. E 6. Find the area of parallelogram ABCD. (60) 2. A used-car salesperson purchased a car for $5000 and sold it for 40% more. What was the selling price of the car? (67) 3. Four minutes is what percent of an hour? © Houghton Mifflin Harcourt Publishing Company and Stephen Hake (63) 4. Factor: 3x2 + 6x (61) 5. During the season a basketball player made 25 out of 40 free throws. What is the probability that the player will make her next free throw? (59) Saxon Math Course 3 7. Find the area of trapezoid ABCD. (75) 8. Find the area of triangle ADE. (20) 9. Graph y = __2 x. Does the graph 3 indicate direct variation? Why or why not? (69) 10. The sides of a square are increased by a scale factor of 3. The area of the larger square is what percent of the area of the smaller square? (26, 71) 101 Cumulative Test continued 11. Use two unit multipliers to convert (72) 72 square feet to square yards. 15B For questions 15 and 16, solve for x. 15. 7x + x – 3 = 21 (50) 12. Sketch a net of this pyramid. (55) 5.6 x = ___ 16. __ (44) 7 2.8 For questions 17–20, simplify the expression. 1.4 × 104 17. __________ (57) 2 × 10–2 14. This figure illustrates (Inv. 2) 20x3y–2 18. _______ (27, 51) 16x–2y2 © Houghton Mifflin Harcourt Publishing Company and Stephen Hake 13. A formula for the following (73) sequence is an = 3n – 1 2, 5, 8, 11, . . . Find the 50th term of the sequence. _____ 19.4900 (15) ___ 20.12 (74) A. a triangular prism. B. the perimeter of a triangle. C. the Pythagorean Theorem. D. the area of the triangle. 102 Saxon Math Course 3 Name Cumulative Test 17A Score Also take Power-Up Test 17 Saxon Math Course 3 1. A deck of 26 alphabet cards contains one card for every letter including the vowels A, E, I, O, and U. One card is drawn and not replaced and then a second card is drawn. What is the probability that both cards are vowels? (83) Figure ABCD is a rectangle. Refer to this figure to answer questions 5 and 6. D 5 cm E F 9 cm A 12 cm C 12 cm 20 cm B 5. What are the lengths of CE, EF, and FB? (8, Inv. 2) 2. Alex figured she saved $12 buying the item at a 30% discount. How much did she pay for the item? (67) 6. What is the area of trapezoid BCEF? (75) 3. Which of the following is not a characteristic of a graph displaying direct variation? © Houghton Mifflin Harcourt Publishing Company and Stephen Hake (69) A. T he graph is a line or aligned points. B. The graph aligns with the origin. 7. A formula for this sequence is an = n2 – 2. What is the twelfth term of the sequence? –1, 2, 7, 14, . . . (73) C. The slope of the graph is positive. D. T he graph lies in the 2nd and 4th quadrants. 8. How much money is 66 __2 % of 3 $36.00? (86) 4. If an image on a computer screen is increased 50%, then its area increases by what percent? (71) Saxon Math Course 3 107 Cumulative Test continued 17A For questions 9 and 10, refer to the cylinder. For questions 15 and 16, solve for x. 15. x – 0.5x = 1.2 (50) 9. What is the volume of the cylinder? 16. __2 x – __1 = __2 3 3 3 (50) (76) 11. Sketch the graph of the equation (82) 2x + 3y = 6. 12. Solve this equation for x: (79) ax + b = c 18. 3x2 + 2x – x2 – x (31, 33) © Houghton Mifflin Harcourt Publishing Company and Stephen Hake 10. What is the lateral surface area of (85) the cylinder? For questions 17–20, simplify the expression. 4x2y–1x 17. _______ (27, 51) 6x4y2 19. (–2) – (–2)2 (33, 36) __ __ 6 20. 23 ∙ (74, 78) 13. Solve and graph on a number line: (77) 3 – x < 4 14. Convert 30 gallons per hour to quarts per minute using two unit multipliers. Show your work. (64, 72) 108 Saxon Math Course 3