What does the man most probably do? A. A driver. B. A teacher. C. A police man. 查看更多

 

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For real numbers a and b, define a$b=(a-b). What is (x-y)$(y-x)?______

 

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A semipro baseball league has teams with 21 players each. League rules state that a player must be paid at least $15,000,and that the total of all players’ salaries for each team cannot exceed $700,000. What is the maximum possible salary,in dollars,for a single player?

A. 270,000    B. 385,000    C. 400,000    D. 430,000    E.700,000

 

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A saying goes         practice makes perfect.


  1. A.
    which
  2. B.
    that
  3. C.
    whether
  4. D.
    what

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