who can't figure out??????it's just basic math, primary school kid should already know it [-X4 H+ _1 k* i% ^
' p" D7 ^* s1 W2 ITVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。1st: 6 vs 6, find out which side is heavier
" Z: b( e( V9 s* g- J2nd: from the heavy side, 3 vs 3, find out which side is heavier
3 D) `+ M$ ]& c% jTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。3rd: choose 2 out of 3 from the heavier side, if they weight the same, the 1 left is the one, if not, u can see it right away the heavier ball is on the 天秤 |