(3)取出四顆中數字是 2 的倍數恰有一顆，是 3 的倍數也恰有一顆，且是 5的倍數也恰有一顆。例如(6,13,19,25)

13.IB 常識題，請以英文作答。 International mindedness lies at the very heart of the IB mission, which aims to develop students ‘who help create a better and more peaceful world.’ International mindedness is an overarching idea. Please indicate three dimensions of being internationally-minded in DP programs. In addition, please elaborate on ways to facilitate international mindedness in your subject.