紫色彗星数学竞赛真题(2012年高中组)
PURPLE COMET MATH MEET April 2012 HIGH SCHOOL - PROBLEMS Copyright Titu Andreescu and Jonathan Kane Problem 1 Last month a pet store sold three times as many cats as dogs. If the store had sold the...
PURPLE COMET MATH MEET April 2012 HIGH SCHOOL - PROBLEMS Copyright Titu Andreescu and Jonathan Kane Problem 1 Last month a pet store sold three times as many cats as dogs. If the store had sold the...
PURPLE COMET MATH MEET April 2011 HIGH SCHOOL - PROBLEMS Copyright ©Titu Andreescu and Jonathan Kane Problem 1 The ratio of 3 to the positive number n is the same as the ratio of n to 192. Find n. ...
今天就是AMC10/12,小编已经为大家整理了本月开赛的活动时间轴,快快收藏!可别因为活动多就手忙脚乱啦! 01 2021年11月学术活动时间轴 如果错过了上面的学术活动,接下来还有一些高含金量的学术活动等待大家大...
PURPLE COMET MATH MEET April 2010 HIGH SCHOOL - PROBLEMS Copyright Titu Andreescu and Jonathan Kane Problem 1 Let x satisfy (6x + 7) + (8x + 9) = (10 + 11x) + (12 + 13x). There are relatively prime...
PURPLE COMET MATH MEET April 2009 HIGH SCHOOL - PROBLEMS Copyright Titu Andreescu and Jonathan Kane Problem 1 In fifive years, Tom will be twice as old as Cindy. Thirteen years ago, Tom was three t...
激动的心,颤抖的手! AMC10/12 A卷考完啦! 此时此刻的你是胸有成竹? 脑子里还在纠结着某道题目? 又或者是没有参考,想看看真题挑战一下自己? #1 真题答案抢先看 小编采访了翰林的AMC导师,为大家带来一些关...
紧张刺激的MAT考试终于结束了,大部分考生觉得考试太难。“原来目标牛津,考完只是目标大学”。目前牛津官方在YouTube上发布了英文版解读视频和新版的PDF真题。 可无门槛领取历年真题,免费领取,还有高能讲座等你 ...
每年都有成千上万的学生在科学,技术,工程等各种学术学术活动中挑战自我,而且参与各种学术活动的学生每年都在逐步增加。其中,被称为牛剑标配赛的英国物理奥林匹克学术活动(BPhO)近日也将开考。根据阿斯丹数据...
CTB报名即将截止,部分“早鸟”们已经投入准备啦!小编也给预备和已经报名的同学一些备考建议,快快收藏好这份【备考秘籍】! 赛事信息 时间 报名截止:2021月11月29日 全国展演及全球站预选集训营2022年3月19-20日...
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