在备战GRE考试中,有些考生不知道该如何进行备考,不知道该从哪些方面入手,就会导致东看西看,到最后时间全部都浪费掉了,为此智课网小编为大家专门准备了一些关于GRE备考资料相关内容,方便帮助考生进行备考。

  The figure above shows the graph of a function f, defined by f(x)=|2x|+4 for all numbers x. For which of the following functions g defined for all numbers x does the graph of g intersect the graph of f ?

  A g(x) x-2

  B g(x) x 3

  C g(x) 2x - 2

  D g(x) 2x 3

  E g(x) 3x - 2

  Each employee of a certain company is in either Department X or Department Y, and there are more than twice as many employees in Department X as in Department Y. The average (arithmetic mean) salary is $25,000 for the employees in Department X and is $35,000 for the employees in Department Y. Which of the following amounts could be the average salary for all of the employees in the company?

  Indicate all such amounts.

  A $26,000

  B $28,000

  C $29,000

  D $30,000

  E $31,000

  F $32,000

  G $34,000

  Working alone at its constant rate, machine A produces k car parts in 10  minutes. Working alone at its constant rate, machine B produces k car parts in 15 minutes. How many minutes does it take machines A and B, working simultaneously at their respective constant rates, to produce k car parts? ____________minutes

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