1. The cost of admission to a science museum is 12a + 5c, where a represents the number of adults and c represents the number of children. How much would it cost for 2 adults and 3 children to go to the museum? A. \$46 B. \$22 C. \$27 D. \$39 Hint 2. How could you find 5 × 17 mentally using the distributive property? A. 5 × 10 × 5 × 7 B. 5 × 10 + 5 × 7 C. 5 + 10 × 5 + 7 D. 5 × 10 - 5 × 7 Hint 3. Write an expression to represent ''five times as much as I paid yesterday.'' A. B. 5 + c C. 5 - c D. 5c Hint 4. Multiply 0.25 × 103. A. 25 B. 250 C. 25,000 D. 0.00025 Hint 5. Write 120,000,000 in scientific notation. A. 12×107 B. 1.2×109 C. 1.2×108 D. 0.12×109 Hint 6. Determine the volume of the figure below. A. 64 cubic units B. 56 cubic units C. 48 cubic units D. 42 cubic units Hint 7. Find the volume of a cylindrical fuel storage tank that has a radius of 9 meters and a height of 14 meters. A. 14,250.3 m3 B. 5541.8 m3 C. 3562.6 m3 D. 890.6 m3 Hint 8. George and a group of his friends are going to a baseball game. Tickets cost \$12 apiece and a program costs \$5. If George and his friends go to the game and only George buys a program, write an expression for the total amount that George and his friends spent at the game. Use t for the number of tickets bought. A. 5(t + 12) B. 12t + 5 C. 12(t + 5) D. 5t + 12 Hint 9. Use the clues on the dot diagram to find the unknown values. A. a = 5, b = 17 B. a = 10, b = 22 C. a = 3, b = 15 D. a = 1, b = 11 Hint 10. Rewrite 4x + 48 by inserting parentheses. A. (4x + 12) B. 12(4x + 4) C. 4(x + 12) D. x(4 + 12) Hint 11. Find an expression for the number of blocks in Stage s. A. s2 B. s + 1 C. 2s + 1 D. 2s2 Hint 12. Determine the volume of the figure below. A. 8 cubic units B. 38 cubic units C. 27 cubic units D. 18 cubic units Hint 13. For each 1 cubic unit of volume, how many square units of surface area are there? A. 4.2 B. 3.4 C. 3.8 D. 4.5 Hint 14. Into what figure does the following net fold? A. cube B. cylinder C. square pyramid D. triangular pyramid Hint 15. Use the net's measurements to find the volume of the cylinder. A. 285.9 cm3 B. 461.8 cm3 C. 207.3 cm3 D. 197.9 cm3 Hint 16. Find the surface area of a soup can that has a height of 12 cm and a diameter of 8 cm. A. 1,005.3 cm2 B. 703.7 cm2 C. 1,206.4 cm2 D. 402.1 cm2 Hint 17. Rewrite 123 × 73 using a single base. A. 199 B. 849 C. 193 D. 843 Hint 18. Rewrite using a single base. A. B. C. 116 D. 14 Hint 19. Which situation describes the expression 2? A. areas of various rugs with side length t for the rug at stage t B. the population of a city that doubles every 10 years C. a coin collection where 2 coins are added each month D. the air temperature when a cold front moves into the area and the temperature falls 2?every half hour Hint 20. Which table describes exponential decay? A. B. C. D. Hint