First in 4 group each 3 balls.(A, B, C, D )tvb now,tvbnow,bttvb; d r: V9 ]; d' r' ^
answert1)A and B 去稱, 如果重量相等. than A and C去稱,如果重量相等. D 份3個.D1 and D2去稱, 如果重量相等. D3重量異常.
9 }2 V. D/ R3 q) S. L5.39.217.76answert2)A and B去稱, 如果重量不相等. than A and C去稱,如果重量相等.B 份3個.B1 and B2去稱,如果重量相等. B3重量異常.
0 t" Q5 t+ W8 Z3 T8 i' `+ [% ~公仔箱論壇answert 3)A and B去稱, 如果重量不相等. than A and C去稱, 如果重量不相等. A 份3個. A1 and A2去稱,如果重量不相等.之前 you know the different by A , B and C 重或輕.
3 w8 z1 L- Q7 o6 F, hThe answert in 1 min.:onion14: |
發表於 2007-12-1 03:18 PM
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發表於 2007-12-2 01:42 PM
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