First in 4 group each 3 balls.(A, B, C, D )os.tvboxnow.com8 \( n( f7 I: U9 S; ? p* k1 c
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.
3 V% z6 F# z0 `% @ g& Ttvb now,tvbnow,bttvbanswert2)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.
! @- h+ ~- u+ W" v, s+ Z$ los.tvboxnow.comanswert 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.
+ K* S5 h! l" z9 t7 |The 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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