A certain basketball team that has played 2/3 of its game has a record of 17 wins and 3 lossed.What is the greatest number of the remaining games that the team can lose and still win at least 3/4 of all of its games?我自己算出答案是5,但是
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A certain basketball team that has played 2/3 of its game has a record of 17 wins and 3 lossed.What is the greatest number of the remaining games that the team can lose and still win at least 3/4 of all of its games?我自己算出答案是5,但是
A certain basketball team that has played 2/3 of its game has a record of 17 wins and 3 lossed.What is the greatest number of the remaining games that the team can lose and still win at least 3/4 of all of its games?我自己算出答案是5,但是答案是4,我也不知道为什么,如果方便的话把答题过程也一起贴上吧!感激不尽!
A certain basketball team that has played 2/3 of its game has a record of 17 wins and 3 lossed.What is the greatest number of the remaining games that the team can lose and still win at least 3/4 of all of its games?我自己算出答案是5,但是
很容易算出赛季共30场((17+3)/(2/3)).
问的是最多还能输几场(设为x),于是得:
(30-3-x)/30 >= 3/4
解出x