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Forty-Minute Test: Percentage II

At the end of the Krampner & Grady text, multiple "Forty Minute Tests" are found. The rules: "Read the example carefully. Note what is required. Check all work to test the correctness of your answers."


[Without Pencil]
  1. 24+32, -2, 9, x12, -2, 7, x = ?
  2. What is the interest on %600 for 2 yr. at 2 %?
  3. An agent sold 80 desks at $10 each and charged 3% commission. How much did he receive for his work?
  4. If the list price of a piano was $400 and the discount was 5%, what was the net price?
  5. If gas cost 80 per 1000 cu. ft. and 2500 cu. ft. were used, what was the amount of the bill?

    [With pencil]

  6. Simplify: (1 7/8 x 9 1/3)/(3/5 x 1 5/6).
  7. If 150 yd. of dress goods were bought @ $1.75 and sold at an average profit of 40%, how much was gained by the transaction?
  8. Mr. Jones sent his agent 200 bbl. of apples, 300 bbl. of potatoes, and 250 bbl. of cabbages. The agent sold the apples @ $2.75, the potatoes @ $1.50, and the cabbages @ $.85.
    (a) Find the agent's commission at 5%.
    (b) Find how much Mr. Jones received.
  9. Find the next cost of 120 bbl. of flour @ $9.75, less discounts of 5% and 5%.
  10. I lent $800 to Mr. F. on Aug. 15, 1919. The debt was paid with interest at 6% on July 9, 1920. What amount did I receive?

Solution:

Source: Krampner & Grady's Arithmetic by Grades--7, 1921, p. 190.