1. What is the value of 4(9 + y) if y = 0.1? A. 36.4 B. 36.1 C. 40 D. 3.6 Hint 2. Evaluate (17 + 15) ÷ (5 – 1). A. 8 B. 32 C. 4 D. 19 Hint 3. Evaluate c + 5 if c = 3. A. 5 B. 8 C. 3 D. c + 3 Hint 4. 2,561 mm = ______m A. 0.2561 B. 2,561,000 C. 2.561 D. 25.61 Hint 5. Which symbol makes the following statement true?7,500 ______ 7.5 × 103 A. > B. C. = D. < Hint 6. Anna lives in San Francisco, and she has a business partner in Washington, D.C. Sometimes she flies to Washington for meetings; San Francisco and Washington, D.C., are 2438 miles apart. In August, Anna flies to Washington and back twice. What is a good estimate of the number of miles she has flown in August? A. 5000 miles B. 10000 miles C. 2500 miles D. 1000 miles Hint 7. Name the operation that should be done first in the expression9 × (7 – 3) ÷ 2. A. division B. addition C. multiplication D. subtraction Hint 8. Evaluate 7 × (a - 4) if a = 9. A. 59 B. 28 C. 63 D. 35 Hint 9. Evaluate 5k + if k = 3, m = 20, and n. = 5. A. 57 B. 20 C. 7 D. 19 Hint 10. Evaluate x2 + 2xy + y2 if = 4 and y = 7. A. 78 B. 65 C. 86 D. 121 Hint 11. Solve x + 3 = 22. A. 25 B. 23 C. 17 D. 19 Hint 12. 67.2 m = ______ cm A. 0.672 B. 672 C. 67,200 D. 6,720 Hint 13. Write 1,360,000,000,000 in scientific notation. A. 0.136 × 1013 B. 13.6 × 1012 C. 1.36 × 1012 D. 1.36 × 1013 Hint 14. Find the solution of 62 + x = 75 if the value of x can be selected from the set {12, 13, 14, 15}. A. 15 B. 12 C. 14 D. 13 Hint 15. Find the next term in the sequence 15, 19, 23, 27, … A. 81 B. 29 C. 30 D. 31 Hint 16. Write 63 as a product of the same factor. A. 3 · 3 · 3 · 3 · 3 · 3 B. 6 · 6 · 6 · 6 · 6 · 6 C. 3 · 3 · 3 D. 6 · 6 · 6 Hint 17. Which property represents 5 × (6 × 3) = (5 × 6) × 3? A. Commutative Property of Multiplication B. Distributive Property C. Associative Property of Addition. D. Associative Property of Multiplication. Hint 18. Choose the sequence that is arithmetic. A. 1, 1, 2, 3, … B. 17, 29, 41, 53, … C. 5, 7, 12, 18, … D. 4, 12, 36, 108, … Hint 19. Describe and identify the pattern in the sequence.0.3, 0.6, 1.2, 2.4, … A. ×2; geometric B. ×0.2; geometric C. +0.3; arithmetic D. +2; arithmetic Hint 20. The Mojave Desert in southern California is 15,000 square miles. The Sahara Desert in northern Africa is about 233 times larger than the Mojave Desert. How big is the Sahara Desert? A. 3.5 × 106 sq mi B. 3.5 × 105 sq mi C. 3.5 × 104 sq mi D. 3.5 × 103 sq mi Hint