SAT I 每日一問:2012年9月6日
作者:滬江英語
來源:CollegeBoard
2012-09-06 14:08
Mathematics > Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
The sum of the positive odd integers less than is subtracted from the sum of the positive even integers less than 50 or equal to 50. What is the resulting difference?
(A) 0
(B) 25
(C) 50
(D) 100
(E) ?200