2012年12月10日SAT数学每日一练

2022-06-04 17:55:53

  下面是一道

  Read the following SAT test question, then click on a button to select your answer.

  The sum of the positive odd integers less than 50 is subtracted from the sum of the positive even integers less than or equal to 50. What is the resulting difference?

  A.0

  B.25

  C.50

  D.100

  E.200

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