SSAT基礎數(shù)學練習（四)

SSAT基礎數(shù)學練習（四)
    33. Sue receives a base salary of $90 weekly plus a 12% commission on all sales. Sue had $3,000 in sales this week. How much did she make total?
    A. $375
    B. $450
    C. $480
    D. $510
    E. $525
    34. If the perimeter of a rectangular house is 25 1/3 yards, and the length is 22 feet. What is the width?
    A. 16 feet
    B. 35 feet
    C. 37 feet
    D. 40 feet
    E. 42 feet
    35. Jimmy made a 15% profit on the sale of a custom designed boat, and the original cost of the boat was $15,000. The boat sold for how much?
    A. $17,250.00
    B. $16,540.44
    C. $16,230.34
    D. $15,980.55
    E. $15,870.88
    36. A recent study showed that an increase in body weight by 10 kilograms resulted in a 0.15% increase in heart disease. What fraction is equal to 0.15%?
    A. 3/2000
    B. 2/750
    C. 7/4000
    D. 5/3462
    E. 1/500
    37. 6.334 x 104 =
    A. 0.0006334
    B. 0.06334
    C. 6334
    D. 63340
    E. 633400
    38. If 3x + 5x = -8, then x + 1 =
    A. -2
    B. -1
    C. 0
    D. 1
    E. 2
    39. Two angle in a triangle equal 120°. What is the measure of the third angle?
    A. 60°
    B. 70°
    C. 80°
    D. 90°
    E. 120°
    40. Which of the following would be an appropriate unit to measure sugar for a cookie recipe?
    A. liters
    B. cups
    C. quarts
    D. kilograms
    E. pounds
    Answers:1. (B) 2. (A) 3. (A) 4. (A) 5. (D) 6. (C) 7. (A) 8. (B)