Ch\u1ecdn s\u1ed1 l\u00f4 nu\u00f4i 5 ng\u00e0y chu\u1ea9n nh\u1ea5t<\/figcaption><\/figure>\nV\u1edbi \u0111i\u1ec3m chung v\u1edbi c\u00e1ch tr\u00ean th\u00ec c\u00e1ch n\u00e0y c\u0169ng ch\u1ec9 n\u00ean \u00e1p d\u1ee5ng m\u1ed9t th\u00e1ng m\u1ed9t l\u1ea7n n\u1ebfu s\u1ed1 \u0111\u00e3 s\u1ed5 v\u1ec1, kh\u00f4ng n\u00ean theo qu\u00e1 nhi\u1ec1u ng\u00e0y v\u00ec n\u00f3 s\u1ebd ch\u1ec9 l\u00e0m r\u1ed7ng t\u00fai c\u1ee7a b\u1ea1n th\u00eam th\u00f4i.<\/span><\/p>\nSoi c\u1ea7u khung 5 ng\u00e0y b\u1eb1ng gi\u1ea3i 7 c\u1ee7a k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 ng\u00e0y th\u1ee9 2<\/b><\/h2>\n
C\u00e1ch\u00a0soi c\u1ea7u <\/span>nu\u00f4i l\u00f4 khung 5 ng\u00e0y<\/b>\u00a0n\u00e0y c\u00f3 ph\u1ee9c t\u1ea1p h\u01a1n 2 c\u00e1ch b\u00ean tr\u00ean tuy nhi\u00ean v\u1eabn \u0111\u01b0\u1ee3c coi l\u00e0 d\u1ec5 h\u01a1n so v\u1edbi\u00a0nu\u00f4i khung 7 ng\u00e0y v\u00e0 3 ng\u00e0y. Tr\u00ean th\u1ef1c t\u1ebf nhi\u1ec1u l\u00f4 th\u1ee7 th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1ch n\u00e0y v\u00ec kh\u1ea3 n\u0103ng tr\u00fang c\u1ee7a n\u00f3 t\u01b0\u01a1ng \u0111\u1ed1i cao n\u1ebfu b\u1eaft \u0111\u00fang c\u1ea7u v\u1ec1. C\u00e1ch soi nh\u01b0 sau:<\/span><\/p>\nTrong gi\u1ea3i 7 c\u00f3 s\u1ebd c\u00f3 4 s\u1ed1 s\u1ed5 v\u1ec1 ch\u1ecdn l\u1ea5y 1 s\u1ed1 \u0111\u1ec3 nu\u00f4i c\u00f9ng v\u1edbi s\u1ed1 l\u1ed9n c\u1ee7a n\u00f3 th\u00e0nh song th\u1ee7 nu\u00f4i trong 5 ng\u00e0y k\u1ebf ti\u1ebfp. V\u00ed d\u1ee5 ta c\u00f3 k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 th\u1ee9 2 ng\u00e0y 15\/6 ch\u1ecdn 1 s\u1ed1 t\u1eeb gi\u1ea3i 7 l\u00e0 87 l\u00fac n\u00e0y ta s\u1ebd nu\u00f4i 87 v\u00e0 78 trong 5 ng\u00e0y ti\u1ebfp theo. K\u1ebft qu\u1ea3 \u0111\u1ebfn ng\u00e0y 16\/6 l\u00f4 v\u1ec1 87 v\u00e0 ng\u00e0y 18\/6 v\u1ec1 con 78.<\/span><\/p>\nNgo\u00e0i ra, c\u00f3 th\u1ec3 t\u00ednh theo c\u00e1ch sau \u0111\u00e2y, trong gi\u1ea3i 7 c\u00f3 4 s\u1ed1 ngh\u0129a l\u00e0 8 ch\u1eef s\u1ed1, ch\u1ecdn 2 v\u1ecb tr\u00ed b\u1ea5t k\u00ec c\u1ee7a c\u00e1c gi\u1ea3i trong gi\u1ea3i 7 gh\u00e9p l\u1ea1i v\u1edbi nhau \u0111\u1ec3 nu\u00f4i. V\u00ed d\u1ee5 th\u1ee9 2 ng\u00e0y 7\/2 gi\u1ea3i 7 c\u00f3 c\u00e1c s\u1ed1 sau 64 \u2013 94 \u2013 47 \u2013 92, l\u00fac n\u00e0y ch\u1ecdn 242 \u0111\u1ec3 ch\u01a1i. Con 242 v\u1ec1 8\/2, 24 v\u1ec1 9\/2 v\u00e0 10\/2. N\u1ebfu kh\u00f4ng ch\u1ecdn con 242 th\u00ec b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 ch\u1ecdn nh\u1eefng con s\u1ed1 kh\u00e1c trong gi\u1ea3i 7. V\u00e0 gh\u00e9p ch\u00fang l\u1ea1i v\u1edbi nhau \u0111\u1ec3 ch\u01a1i.<\/span><\/p>\n