D\u00e0n \u0111\u1ec1 36 s\u1ed1 nu\u00f4i khung b\u1ea5t b\u1ea1i l\u00e0 c\u00e1ch ch\u01a1i m\u00e0 mu\u1ed1n g\u1eedi \u0111\u1ebfn trong b\u00e0i vi\u1ebft n\u00e0y. \u0110\u00e2y l\u00e0 c\u00e1ch nu\u00f4i m\u00e0 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i s\u1ed1 kinh nghi\u1ec7m hi\u1ec7n nay \u0111ang \u00e1p d\u1ee5ng. M\u1ed9t c\u00e1ch ch\u01a1i \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 an to\u00e0n v\u1ed1n \u00edt nh\u01b0ng \u0111em l\u1ea1i hi\u1ec7u qu\u1ea3 cao. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng d\u00e0n b\u1ea5t b\u1ea1i \u0111\u01b0\u1ee3c nh\u1eefng ng\u01b0\u1eddi ch\u01a1i soi c\u1ea7u d\u00e0n \u0111\u1ec1 l\u00e2u n\u0103m t\u1ed5ng h\u1ee3p l\u1ea1i c\u00f9ng v\u1edbi c\u00e1ch v\u00e0o ti\u1ec1n h\u1ee3p l\u00fd nh\u1ea5t g\u1eedi \u0111\u1ebfn qu\u00fd h\u1ed9i vi\u00ean. <\/span><\/p>\n Vi\u1ec7c b\u1eaft b\u1ea1ch th\u1ee7 \u0111\u1ec1 l\u00e0 qu\u00e1 kh\u00f3 v\u00ec t\u1ef7 l\u1ec7 tr\u00fang l\u00e0 1%. V\u00ec v\u1eady, b\u1eaft d\u00e0n \u0111\u1ec1 g\u1ed3m nhi\u1ec1u s\u1ed1 v\u00e0 nu\u00f4i theo t\u1ef7 l\u1ec7 ti\u1ec1n nh\u1ea5t \u0111\u1ecbnh s\u1ebd gi\u00fap ng\u01b0\u1eddi ch\u01a1i c\u00f3 l\u00e3i v\u00e0 ch\u01a1i \u0111\u01b0\u1ee3c \u1ed5n \u0111\u1ecbnh, l\u00e2u d\u00e0i.<\/span><\/p>\n Hi\u1ec7n nay d\u00e2n ch\u01a1i s\u1ed1 \u0111\u1ec1 c\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1ch \u0111\u00e1nh d\u00e0n kh\u00e1c nhau nh\u01b0: d\u00e0n \u0111\u1ec1 40 s\u1ed1, d\u00e0n \u0111\u1ec1 20 s\u1ed1, d\u00e0n \u0111\u1ec1 50 s\u1ed1, d\u00e0n \u0111\u1ec1 10 s\u1ed1, d\u00e0n \u0111\u1ec1 25 s\u1ed1 , …. Tuy nhi\u00ean, x\u00e9t v\u1ec1 \u0111\u1ed3 hi\u1ec7u qu\u1ea3 t\u00ednh tr\u00ean m\u1ee9c ti\u1ec1n th\u1eafng c\u0169ng nh\u01b0 x\u00e1c su\u1ea5t tr\u00fang, d\u00e0n 36 s\u1ed1 d\u01b0\u1eddng nh\u01b0 v\u01b0\u1ee3t tr\u1ed9i h\u01a1n h\u1eb3n. V\u00e0 nu\u00f4i d\u00e0n \u0111\u1ec1 36 s\u1ed1 khung 3 ng\u00e0y v\u00e0 5 ng\u00e0y \u0111ang \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi \u00e1p d\u1ee5ng.<\/span><\/p>\n V\u1eady, l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1eaft c\u1ea7u \u0111\u1ec1 chu\u1ea9n, l\u00e0m sao b\u1eaft ch\u1ea1m \u0111\u1ec1 ch\u00ednh x\u00e1c ,\u0111\u00e2u l\u00e0 nh\u1eefng d\u00e0n b\u1ea5t t\u1eed trong nu\u00f4i d\u00e0n \u0111\u1ec1 \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i nh\u1ea5t? Soi c\u1ea7u nu\u00f4i d\u00e0n \u0111\u1ec3 khung 3 ng\u00e0y nh\u01b0 th\u1ebf n\u00e0o? T\u1ef7 l\u1ec7 v\u00e0o 3 ng\u00e0y, 5 ng\u00e0y l\u00e0 nh\u01b0 th\u1ebf n\u00e0o. C\u00f3 ph\u1ea3i d\u00e0n 36 s\u1ed1 b\u1ea5t b\u1ea1i n\u00e0o c\u0169ng s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c? H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u th\u00f4ng qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y nh\u00e9.<\/span><\/p>\n D\u00e0n \u0111\u1ec1 36 s\u1ed1 (d\u00e0n 36 s\u1ed1) l\u00e0 kh\u00e1 ni\u1ec7m \u0111\u1ec3 ch\u1ec9 t\u1eadp h\u01a1p 36 con s\u1ed1 m\u00e0 ng\u01b0\u1eddi ch\u01a1i l\u1ef1a ch\u1ecdn trong t\u1ed5ng 100 con s\u1ed1 t\u1eeb 00 \u0111\u1ebfn 99 \u0111\u1ec3 ch\u01a1i. Ng\u01b0\u1eddi ch\u01a1i s\u1ebd d\u00f9ng \u0111\u1ec3 nu\u00f4i khung 3 ng\u00e0y, 5 ng\u00e0y,… t\u00f9y chi\u1ebfn thu\u1eadt. C\u00f3 nh\u1eefng s\u1ed1 nu\u00f4i d\u00e0n n\u00e0o c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 ch\u01a1i quanh n\u0103m v\u00e0 h\u00fap \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 d\u00e0n \u0111\u1ec1 36 s\u1ed1 b\u1ea5t b\u1ea1i. Ng\u01b0\u1eddi ch\u01a1i c\u00f3 2 c\u00e1ch \u0111\u1ec3 l\u1ecdc ra \u0111\u01b0\u1ee3c d\u00e0n \u0111\u1ec1 36 s\u1ed1.<\/span><\/p>\n <\/p>\n Tr\u01b0\u1edbc khi \u0111i t\u00ecm hi\u1ec3u c\u00e1ch nu\u00f4i d\u00e0n \u0111\u1ec1 36s th\u00ec ng\u01b0\u1eddi ch\u01a1i c\u1ea7n bi\u1ebft \u0111\u01b0\u1ee3c c\u00e1ch ch\u1ecdn d\u00e0n \u0111\u1eb7c bi\u1ec7t \u0111\u1eb9p khung 3 ng\u00e0y \u0111em \u0111i nu\u00f4i d\u00e0n \u0111\u1ec1.<\/span><\/p>\n Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y r\u1ea5t \u0111\u01a1n gi\u1ea3n, ta ch\u1ecdn 2 ch\u1ea1m k\u1ebft nh\u1ea5t r\u1ed3i v\u00e0o \u1ee8ng d\u1ee5ng t\u1ea1o d\u00e0n l\u00e0 c\u00f3 th\u1ec3 ra d\u00e3y 36 s\u1ed1 mu\u1ed1n ch\u01a1i. C\u00e1ch soi c\u1ea7u \u0111\u1ec1 ch\u1ea1m c\u0169ng r\u1ea5t \u0111a d\u1ea1ng, c\u00f3 th\u1ec3 ch\u01a1i b\u1ec7t ch\u1ea1m, nu\u00f4i ch\u1ea1m theo kinh nghi\u1ec7m b\u1ea1c nh\u1edb ho\u1eb7c ch\u1ecdn nh\u1eefng ch\u1ea1m khan trong tu\u1ea7n \u0111\u1ec3 \u0111\u00e1nh…<\/span><\/p>\n V\u00ed d\u1ee5:<\/u> \u0110\u00e1nh \u0111\u1ec1 ng\u00e0y 22\/05\/2024, ta ch\u1ecdn ch\u1ea1m 1 v\u00e0 ch\u1ea1m 2.<\/span><\/p>\n D\u00e0n 36 s\u1ed1 \u0111\u01b0\u1ee3c l\u1ecdc ra bao g\u1ed3m nh\u1eefng con s\u1ed1 d\u01b0\u1edbi \u0111\u00e2y: 01,10,11,21,12,31,13,41,14,51,15,61,16,71,17,81,18,91,19,02,20,22,32,23,42,24,52,25,62,26,72,27,82,28,92,29.<\/span><\/p>\n N\u1ebfu b\u1ea1n ch\u01b0a h\u1eb3n th\u00e0nh th\u1ee5c c\u00e1c ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u ho\u1eb7c \u0111ang trong th\u1eddi gian loan s\u1ed1 th\u00ec c\u00f3 th\u1ec3 ch\u1ecdn ch\u01a1i theo c\u00e1c b\u1ed9 s\u1ed1 b\u1ea5t t\u1eed t\u1eeb xa x\u01b0a. Nu\u00f4i d\u00e0n \u0111\u1ec1 theo c\u00e1ch n\u00e0y ch\u1ec9 c\u1ea7n ch\u1ecdn s\u1ed1 n\u00e0y d\u1ef1a tr\u00ean h\u1ec7 th\u1ed1ng d\u00e0n 36 s\u1ed1 c\u01a1 b\u1ea3n, \u0111\u01b0\u1ee3c d\u00f9ng xuy\u00ean su\u1ed1t t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn nay. D\u00e0n \u0111\u1ec1 d\u1ef1a tr\u00ean quy lu\u1eadt s\u1eafp x\u1ebfp \u0111\u1ea7u \u0111\u00edt c\u1ee7a c\u00e1c con s\u1ed1 trong d\u00e3y t\u1eeb 0-9 nh\u01b0 sau:<\/span><\/p>\n D\u00e0n \u0111\u1ec1 36 s\u1ed1 \u0111\u1ea7u \u0111\u00edt 0-5:<\/span><\/p>\n 05, 04, 03, 02, 01, 00<\/span><\/p>\n 15, 14, 13, 12, 11, 10<\/span><\/p>\n 25, 24, 23, 22, 21, 20<\/span><\/p>\n 35, 34, 33, 32, 31, 30<\/span><\/p>\n 45, 44, 43, 42, 41, 40<\/span><\/p>\n 55, 54, 53, 52, 51, 50<\/span><\/p>\n D\u00e0n \u0111\u1ec1 36 s\u1ed1 \u0111\u1ea7u \u0111\u00edt 1-6:<\/span><\/p>\n 16, 15, 14, 13, 12, 11<\/span><\/p>\n 26, 25, 24, 23, 22, 21<\/span><\/p>\n 36, 35, 34, 33, 32, 31<\/span><\/p>\n 46, 45, 44, 43, 42, 41<\/span><\/p>\n 56, 55, 54, 53, 52, 51<\/span><\/p>\n 66, 65, 64, 63, 62, 61<\/span><\/p>\n D\u00e0n \u0111\u1ec1 36 s\u1ed1 \u0111\u1ea7u \u0111\u00edt 2-7:<\/span><\/p>\n 27, 26, 25, 24, 23, 22<\/span><\/p>\n 37, 36, 35, 34, 33, 32<\/span><\/p>\n 47, 46, 45, 44, 43, 42<\/span><\/p>\n 57, 56, 55, 54, 53, 52<\/span><\/p>\n 67, 66, 65, 64, 63, 62<\/span><\/p>\n 77, 76, 75, 74, 73, 72<\/span><\/p>\n D\u00e0n \u0111\u1ec1 36 s\u1ed1 \u0111\u1ea7u \u0111\u00edt 3-8:<\/span><\/p>\n 38, 37, 36, 35, 34, 33<\/span><\/p>\n 48, 47, 46, 45, 44, 43<\/span><\/p>\n 58, 57, 56, 55, 54, 53<\/span><\/p>\n 68, 67, 66, 65, 64, 63<\/span><\/p>\n 78, 77, 76, 75, 74, 73<\/span><\/p>\n 88, 87, 86, 85, 84, 83<\/span><\/p>\n D\u00e0n \u0111\u1ec1 36 s\u1ed1 \u0111\u1ea7u \u0111\u00edt 4-9:<\/span><\/p>\n 49, 48, 47, 46, 45, 44<\/span><\/p>\n 59, 58, 57, 56, 55, 54<\/span><\/p>\n 69, 68, 67, 66, 65, 64<\/span><\/p>\n 79, 78, 77, 76, 75, 74<\/span><\/p>\n 89, 88, 87, 86, 85, 84<\/span><\/p>\n 99, 98, 97, 96, 95, 94<\/span><\/p>\n <\/p>\n \u0110\u1ec3 t\u1ea1o n\u00ean d\u00e0n \u0111\u1ec1 n\u00e0y, ta ph\u1ea3i ch\u1ecdn v\u00e0 l\u1ecdc \u0111\u01b0\u1ee3c 4 \u0111\u1ea7u ho\u1eb7c 4 \u0111u\u00f4i, sau \u0111\u00f3 d\u00f9ng \u1ee9ng d\u1ee5ng t\u1ea1o d\u00e0n \u0111\u1ec3 t\u1ea1o d\u00e0n. Cu\u1ed1i c\u00f9ng, lo\u1ea1i tr\u1eeb h\u1ebft nh\u1eefng con k\u00e9p trong d\u00e0n, ta s\u1ebd \u0111\u01b0\u1ee3c d\u00e3y 36 con \u0111\u1ec1 n\u00ean ch\u01a1i.<\/span><\/p>\n V\u00ed d\u1ee5:<\/u> D\u00e0n \u0111\u1ec1 \u0111u\u00f4i 1,2,3,4 lo\u1ea1i tr\u1eeb k\u00e9p \u0111\u01b0\u1ee3c t\u1ea1o t\u1eeb \u1ee9ng d\u1ee5ng t\u1ea1o d\u00e0n nh\u01b0 sau:<\/span><\/p>\n Ta \u0111\u01b0\u1ee3c d\u00e0n \u0111\u1ec1 36 s\u1ed1: 01,21,31,41,51,61,71,81,91,02,12,32,42,52,62,72,82,92,03,13,23,43,53,63,73,83,93,04,14,24,34,54,64,74,84,94.<\/span><\/p>\n C\u00e1ch \u0111\u00e1nh d\u00e0n \u0111\u1ec1 36 s\u1ed1 nh\u01b0 \u0111\u00e3 n\u00f3i, l\u00e0 1 b\u1ed9 s\u1ed1 v\u1edbi t\u1ed5ng nh\u1eefng con c\u1ea7n ch\u01a1i n\u1eb1m \u1edf m\u1ee9c v\u1eeba ph\u1ea3i, v\u1ed1n trung b\u00ecnh, ti\u1ec1n l\u00e3i \u1ed5n \u0111\u1ecbnh v\u00e0 c\u00f3 th\u1ec3 ch\u01a1i quanh n\u0103m. <\/span><\/p>\n Ngo\u00e0i \u00e1p d\u1ee5ng cho mi\u1ec1n B\u1eafc, nh\u1eefng b\u1ed9 s\u1ed1 n\u00e0y v\u1eabn ph\u00e1t huy hi\u1ec3u qu\u1ea3 khi ch\u01a1i cho 2 mi\u1ec1n Nam v\u00e0 Trung. Ph\u1ea7n t\u00ednh l\u00e3i c\u1ee7a d\u00e0n kh\u00f4ng \u0111\u01b0\u1ee3c t\u00ednh theo ng\u00e0y, v\u00ec ta nu\u00f4i d\u00e0n \u0111\u1ec1 36 s\u1ed1 khung 3 ng\u00e0y ho\u1eb7c 5 ng\u00e0y. L\u00e3i c\u1ee7a d\u00e0n th\u01b0\u1eddng t\u00ednh theo th\u00e1ng ho\u1eb7c th\u1eadm ch\u00ed l\u00e0 theo n\u0103m. <\/span><\/p>\n Ngo\u00e0i nh\u1eefng \u01b0u \u0111i\u1ec3m \u0111\u00e3 n\u1ebfu \u1edf tr\u00ean, ch\u01a1i d\u00e0n \u0111\u1ec1 c\u0169ng c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m. So v\u1edbi \u0111\u00e1nh b\u1ea1ch th\u1ee7 ho\u1eb7c song th\u1ee7 \u0111\u1ec1, \u0111\u00e1nh 36 con s\u1ebd khi\u1ebfn ph\u1ea7n l\u00e3i kh\u00f4ng \u0111\u01b0\u1ee3c nhi\u1ec1u. Nh\u01b0ng \u0111\u00e2y l\u00e0 c\u00e1ch ch\u01a1i \u1ed5n \u0111\u1ecbnh v\u00e0 n\u1ebfu bi\u1ebft c\u00e1ch soi c\u1ea7u l\u1eabn v\u00e0o ti\u1ec1n s\u1ebd mang l\u1ea1i l\u1ee3i nhu\u1eadn v\u1ec1 l\u00e2u d\u00e0i.<\/span><\/p>\n C\u0169ng gi\u1ed1ng nh\u01b0 c\u00f4ng th\u1ee9c ch\u01a1i d\u00e0n \u0111\u1ec1 40 s\u1ed1 b\u1ea5t b\u1ea1i m\u1ed9t th\u1eddi, ch\u01a1i d\u00e0n 36 s\u1ed1, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u00e1nh theo ng\u00e0y r\u1ed3i \u0111\u1ed5i d\u00e0n, nu\u00f4i d\u00e0n \u0111\u1ec1 36 s\u1ed1 khung 3 ng\u00e0y ho\u1eb7c 5 ng\u00e0y. Nh\u00ecn chung, t\u00f9y v\u00e0o v\u1ed1n c\u0169ng nh\u01b0 kinh nghi\u1ec7m, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn l\u1ef1a \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi kh\u1ea3 n\u0103ng v\u00e0 m\u1ee5c \u0111\u00edch c\u1ee7a b\u1ea3n th\u00e2n.<\/span><\/p>\n N\u1ebfu ch\u01a1i d\u00e0n \u0111\u1ec1 theo ng\u00e0y, m\u1ee9c v\u00e0o ti\u1ec1n cho m\u1ed7i con kh\u00f4ng c\u00f3 quy \u0111\u1ecbnh. B\u1ea1n c\u0103n ch\u1ec9nh h\u1ee3p l\u00fd \u0111\u1ec3 c\u00f3 v\u1ed1n \u0111\u00e1nh cho nh\u1eefng ng\u00e0y sau l\u00e0 \u0111\u01b0\u1ee3c. Tuy nhi\u00ean sau khi t\u00ecm \u0111\u01b0\u1ee3c d\u00e0n \u0111\u1ec1 \u0111\u1eb7c bi\u1ec7t \u0111\u1eb9p 3 ng\u00e0y th\u00ec ng\u01b0\u1eddi ch\u01a1i c\u1ea7n ph\u1ea3i t\u00ecm hi\u1ec3u th\u00eam c\u1ea3 ph\u01b0\u01a1ng ph\u00e1p v\u00e0o ti\u1ec1n.<\/span><\/p>\n V\u1edbi c\u00e1ch nu\u00f4i d\u00e0n \u0111\u1ec1 36 s\u1ed1 khung 3 ng\u00e0y v\u00e0 5 ng\u00e0y c\u00f3 t\u1ef7 l\u1ec7 v\u00e0o ti\u1ec1n v\u00e0 c\u00e1ch ch\u01a1i c\u1ee5 th\u1ec3 s\u1ebd \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y sau \u0111\u00e2y.<\/span><\/p>\n Khi nu\u00f4i khung, c\u00f3 r\u1ea5t nhi\u1ec1u t\u1ef7 l\u1ec7 \u0111\u01b0\u1ee3c ng\u01b0\u1eddi ch\u01a1i \u00e1p d\u1ee5ng. C\u00e1c t\u1ef7 l\u1ec7 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng nhi\u1ec1u c\u00f3 th\u1ec3 k\u1ec3 \u0111\u1ebfn nh\u01b0 1:1:2, 1:2:4, 1:2:5, 1:3:10…V\u00e0 t\u1ef7 l\u1ec7 \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng nhi\u1ec1u nh\u1ea5t l\u00e0 1:2:4<\/span><\/p>\n L\u01b0u \u00fd: <\/u>C\u00e1c t\u1ef7 l\u1ec7 \u0111\u01b0\u1ee3c t\u00ednh trong b\u00e0i ph\u1ea3i \u0111\u01b0\u1ee3c d\u1ef1a tr\u00ean c\u00e1ch tr\u1ea3 th\u01b0\u1edfng \u0111\u1ec1 1 \u0103n 99. N\u1ebfu ch\u01a1i v\u1edbi ch\u1ee7 l\u00f4 ho\u1eb7c th\u01b0 k\u00fd, t\u1ef7 l\u1ec7 \u0103n th\u1ea5p h\u01a1n s\u1ebd kh\u00f4ng th\u1ec3 \u00e1p d\u1ee5ng c\u00e1ch ch\u01a1i n\u00e0y.<\/span><\/p>\n V\u1edbi c\u00e1ch nu\u00f4i l\u00f4 khung, trong 3 ng\u00e0y n\u1ebfu n\u1ed5 \u0111\u1ec1 ng\u00e0y n\u00e0o s\u1ebd b\u1ecf v\u00e0 nu\u00f4i d\u00e0n kh\u00e1c. Sau 3 ng\u00e0y, d\u00f9 c\u00f3 n\u1ed5 hay kh\u00f4ng c\u0169ng ph\u1ea3i b\u1ecf v\u00e0 b\u1eaft \u0111\u1ea7u t\u1ea1o d\u00e0n m\u1edbi \u0111\u1ec3 nu\u00f4i d\u00e0n \u0111\u1ec1 36 s\u1ed1 khung 3 ng\u00e0y ti\u1ebfp theo. Kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e1 v\u1ee1 quy t\u1eafc, tr\u00e1nh ti\u1ec1n m\u1ea5t t\u1eadt mang. <\/span><\/p>\n V\u00ed d\u1ee5:<\/u> Ta c\u00f3 d\u00e0n \u0111\u1ec1 cham 1,2 nu\u00f4i 3 ng\u00e0y. C\u00e1ch v\u00e0o ti\u1ec1n nh\u01b0 sau<\/span><\/p>\n Ng\u00e0y 1: \u0110\u00e1nh 10 \u0111i\u1ec3m<\/span><\/p>\n Ti\u1ec1n c\u01b0\u1ee3c = 10*36 (s\u1ed1) = 360<\/span><\/p>\n N\u1ebfu th\u1eafng, ti\u1ec1n th\u1eafng = 10*99=990<\/span><\/p>\n L\u00e3i n\u1ebfu n\u1ed5 ng\u00e0y 1 = 990-360= 630<\/span><\/p>\n N\u1ebfu ng\u00e0y 1 n\u1ed5 th\u00ec b\u1ecf v\u00e0 nu\u00f4i m\u1edbi.<\/span><\/p>\n N\u1ebfu ng\u00e0y 1 ch\u01b0a n\u1ed5, ta nu\u00f4i ti\u1ebfp sang ng\u00e0y 2.<\/span><\/p>\n Ng\u00e0y 2: \u0110\u00e1nh 20 \u0111i\u1ec3m<\/span><\/p>\n Ti\u1ec1n c\u01b0\u1ee3c = 20*36 = 720<\/span><\/p>\n T\u1ed5ng ti\u1ec1n c\u01b0\u1ee3c ng\u00e0y 1+ ng\u00e0y 2 = 720+360 = 1080<\/span><\/p>\n K\u1ebft qu\u1ea3 n\u1ebfu th\u1eafng, ti\u1ec1n th\u1eafng = 20*99 = 1980<\/span><\/p>\n L\u00e3i n\u1ed5 ng\u00e0y 2 = 1980 – 1080 = 900<\/span><\/p>\n K\u1ebft qu\u1ea3 n\u1ebfu n\u1ed5 ng\u00e0y 2, b\u1ecf d\u00e0n c\u0169 v\u00e0 ti\u1ebfp t\u1ee5c soi c\u1ea7u \u0111\u1ec3 ra d\u00e0n m\u1edbi<\/span><\/p>\n N\u1ebfu ng\u00e0y 2 ch\u01b0a n\u1ed5, ti\u1ebfp t\u1ee5c nu\u00f4i d\u00e0n \u0111\u1ec1 36 s\u1ed1 khung 3 ng\u00e0y.<\/span><\/p>\n Ng\u00e0y 3 (ng\u00e0y cu\u1ed1i) \u0111\u00e1nh 40 \u0111i\u1ec3m<\/span><\/p>\n T\u1ed5ng ti\u1ec1n \u0111\u00e1nh c\u1ee7a 3 ng\u00e0y = 1080 + 40*36 = 2520<\/span><\/p>\n Ti\u1ec1n th\u1eafng = 40*99 = 3960<\/span><\/p>\n Ti\u1ec1n l\u00e3i n\u1ed5 ng\u00e0y 3 = 3960 – 2520 = 1440<\/span><\/p>\n K\u1ebft qu\u1ea3 n\u1ebfu \u0111\u1ebfn ng\u00e0y 3 v\u1eabn ch\u01b0a n\u1ed5 th\u00ec ph\u1ea3i b\u1ecf, kh\u00f4ng nu\u00f4i th\u00eam.<\/span><\/p>\n C\u00f4ng th\u1ee9c \u0111\u00e1nh 36 s\u1ed1 khung 3 ng\u00e0y \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y chi ti\u1ebft d\u1ec5 hi\u1ec3u t\u1eebng ng\u00e0y, ng\u01b0\u1eddi ch\u01a1i ch\u1ec9 vi\u1ec7c ghi l\u1ea1i v\u00e0 v\u00e0o ti\u1ec1n theo.<\/span><\/p>\n <\/p>\n T\u1ef7 l\u1ec7 nu\u00f4i 5 ng\u00e0y chu\u1ea9n nh\u1ea5t l\u00e0 1:2:4:8:16<\/span><\/p>\n \u0110\u1ec3 nu\u00f4i n\u00e0y c\u1ea7n c\u00f3 v\u1ed1n l\u1edbn v\u00e0 ch\u1ea5p nh\u1eadn r\u1ee7i ro n\u1ebfu nu\u00f4i \u0111\u1ebfn ng\u00e0y 5 v\u1eabn kh\u00f4ng v\u1ec1.<\/span><\/p>\n 3 ng\u00e0y \u0111\u1ea7u nu\u00f4i d\u00e0n \u0111\u1ec1 36 s\u1ed1 theo m\u1ee9c 1:2:4 theo \u0111\u00fangnu\u00f4i d\u00e0n \u0111\u1ec1 36 s\u1ed1 khung 3 ng\u00e0y.<\/span><\/p>\n C\u00e1ch v\u00e0o ti\u1ec1n cho 2 ng\u00e0y cu\u1ed1i nh\u01b0 sau:<\/span><\/p>\n Ng\u00e0y 4: \u0110\u00e1nh 80 \u0111i\u1ec3m (b\u1eaft \u0111\u1ea7u b\u1eb1ng 10 \u0111i\u1ec3m cho ng\u00e0y 1)<\/span><\/p>\n T\u1ed5ng ti\u1ec1n \u0111\u00e1nh cho ng\u00e0y th\u1ee9 4: 80*36 + 2520 = 5400<\/span><\/p>\n Ti\u1ec1n th\u1eafng: 80*99 = 7920<\/span><\/p>\n L\u00e3i n\u1ebfu n\u1ed5 ng\u00e0y 4 = 7920 – 5400 = 2520<\/span><\/p>\n K\u1ebft qu\u1ea3 n\u1ebfu \u0111\u00e3 n\u1ed5 th\u00ec b\u1ecf qua v\u00e0 soi c\u1ea7u t\u00ecm b\u1ed9 s\u1ed1 m\u1edbi<\/span><\/p>\n Ng\u00e0y 5 (ng\u00e0y cu\u1ed1i): \u0110\u00e1nh 160 \u0111i\u1ec3m<\/span><\/p>\n T\u1ed5ng ti\u1ec1n \u0111\u00e1nh \u0111\u1ebfn ng\u00e0y th\u1ee9 5 = 160*36 + 5400 = 11.160<\/span><\/p>\n Ti\u1ec1n th\u1eafng = 160 * 99 = 15.840<\/span><\/p>\n L\u00e3i n\u1ebfu n\u1ed5 ng\u00e0y cu\u1ed1i = 15.840 – 11.160 = 4680<\/span><\/p>\n Ngo\u00e0i nu\u00f4i d\u00e0n \u0111\u1ec1 36 s\u1ed1 khung 3 ng\u00e0y, 5 ng\u00e0y v\u00e0o ti\u1ec1n nh\u01b0 b\u00ean tr\u00ean, c\u00f2n c\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p ch\u01a1i v\u1edbi nh\u1eefng bi\u1ebfn th\u1ec3 kh\u00e1c nh\u01b0: d\u00e0n \u0111\u1ec1 nu\u00f4i 2 ng\u00e0y, d\u00e0n \u0111\u1ec1 16 s\u1ed1 khung 5 ng\u00e0y, soi d\u00e0n \u0111\u1ec1 10 s\u1ed1 khung 3 ng\u00e0y ho\u1eb7c d\u00e0n \u0111\u1ec1 24 s\u1ed1 \u0111\u00e1nh quanh n\u0103m. Tuy nhi\u00ean c\u00e1ch nu\u00f4i trong b\u00e0i vi\u1ebft n\u00e0y l\u00e0 d\u1ec5 \u00e1p d\u1ee5ng v\u00e0 ph\u00f9 h\u1ee3p cho nhi\u1ec1u \u0111\u1ed1i t\u01b0\u1ee3ng nh\u1ea5t.<\/span><\/p>\n<\/div>\n1. Kh\u00e1i ni\u1ec7m d\u00e0n \u0111\u1ec1 36 s\u1ed1 nu\u00f4i khung l\u00e0 g\u00ec?<\/span><\/h2>\n
2. M\u1ed9t s\u1ed1 c\u00e1ch soi c\u1ea7u v\u00e0 05 d\u00e0n 36 s\u1ed1 b\u1ea5t b\u1ea1i<\/span><\/h2>\n
C\u00e1ch 1: B\u1eaft 2 ch\u1ea1m \u0111\u1ec1<\/span><\/h3>\n
C\u00e1ch 2: \u0110\u00e1nh d\u00e0n 36 s\u1ed1 c\u01a1 b\u1ea3n <\/span><\/h3>\n
C\u00e1ch 3: D\u00e0n \u0111\u1ec1 36 s\u1ed1 b\u1ecf k\u00e9p (\u0111\u1ea7u \u0111u\u00f4i)<\/span><\/h3>\n
3. Ph\u01b0\u01a1ng ph\u00e1p nu\u00f4i d\u00e0n \u0111\u1ec1 36 s\u1ed1 khung 3 ng\u00e0y v\u00e0 5 ng\u00e0y<\/span><\/h2>\n
C\u00e1ch v\u00e0o ti\u1ec1n d\u00e0n \u0111\u1ec1 36 s\u1ed1 khung 3 ng\u00e0y <\/span><\/h3>\n
C\u00e1ch v\u00e0o ti\u1ec1n d\u00e0n \u0111\u1ec1 36 s\u1ed1 khung 5 ng\u00e0y <\/span><\/h3>\n
k\u1ebft qu\u1ea3 c\u1ea7u mi\u1ec1n b\u1eafc vip<\/h3>\n