L\u00f4 tr\u01b0\u1ee3t l\u00e0 g\u00ec?<\/strong><\/h3>\nTheo kinh nghi\u1ec7m c\u1ee7a nh\u1eefng ng\u01b0\u1eddi nghi\u00ean c\u1ee9u l\u00f4 \u0111\u1ec1, l\u00f4 tr\u01b0\u1ee3t \u0111\u01b0\u1ee3c hi\u1ec3u n\u00f4m na l\u00e0 \u0111\u00e1nh l\u00f4 theo nh\u1eefng c\u1eb7p s\u1ed1 kh\u00f4ng v\u1ec1, trong tr\u01b0\u1eddng h\u1ee3p mu\u1ed1n ch\u01a1i l\u00f4 tr\u01b0\u1ee3t b\u1eb1ng nh\u1eefng con l\u00f4 khan, l\u00f4 gan l\u00ec l\u00e0 v\u00f4 l\u00fd t\u01b0\u1edfng.<\/p>\n
C\u00f3 th\u1ec3 nhi\u1ec1u ng\u01b0\u1eddi \u0111\u00e3 t\u1eebng bi\u1ebft v\u1ec1 l\u00f4 tr\u01b0\u1ee3t nh\u01b0ng c\u00e1ch b\u1eaft l\u00f4 tr\u01b0\u1ee3t hi\u1ec7u qu\u1ea3 v\u00e0 ch\u1eafc \u0103n th\u00ec kh\u00f4ng ph\u1ea3i ai c\u0169ng bi\u1ebft r\u00f5 \u0111\u01b0\u1ee3c. N\u1ebfu b\u1ea1n \u0111ang quan t\u00e2m t\u1edbi v\u1ea5n \u0111\u1ec1 n\u00e0y, th\u00ec h\u00e3y tham kh\u1ea3o 2 c\u00e1ch soi c\u1ea7u l\u00f4 tr\u01b0\u1ee3t b\u00ean d\u01b0\u1edbi nh\u00e9.<\/b><\/p>\nHai c\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t hi\u1ec7u qu\u1ea3.<\/strong><\/h3>\n <\/p>\n
L\u00e0 2 c\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t<\/strong> \u0111\u01b0\u1ee3c ch\u00fang t\u00f4i t\u00ecm hi\u1ec3u nghi\u00ean c\u1ee9u v\u00e0 chia s\u1ebd cho anh em th\u00edch ch\u01a1i l\u00f4 \u0111\u1ec1 tham kh\u1ea3o, anh em c\u00f3 th\u1ec3 d\u1ef1a v\u00e0o c\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t n\u00e0y \u0111\u1ec3 t\u00ecm ra l\u00f4 tr\u00fang.<\/p>\nC\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t 1.<\/strong><\/h4>\nNh\u1eefng ng\u01b0\u1eddi ch\u01a1i l\u00f4 tr\u01b0\u1ee3t hay l\u00f4 tr\u01b0\u1ee3t mi\u1ec1n B\u1eafc ng\u01b0\u1eddi ch\u01a1i s\u1ebd ph\u1ea3i ch\u1ecdn xi\u00ean 4, xi\u00ean 8, xi\u00ean 10 v\u00e0 n\u1ebfu c\u00f3 th\u00ec c\u1ea3 4 con c\u00f9ng tr\u01b0\u1ee3t th\u00ec:<\/p>\n
\n\u0111\u1eb7t 1 ti\u1ec1n \u0103n 2 ti\u1ec1n.<\/li>\n C\u1ea3 8 con c\u00f9ng tr\u01b0\u1ee3t th\u00ec 1 \u0103n 7.<\/li>\n 10 con c\u00f9ng tr\u01b0\u1ee3t th\u00ec 1 \u0103n 10.<\/li>\n<\/ul>\nX\u00e1c su\u1ea5t c\u1ee7a \u0111\u00e1nh l\u00f4 theo c\u00e1ch xi\u00ean 4, xi\u00ean 8 hay xi\u00ean 10 s\u1ebd cho ta bi\u1ebft nh\u1eefng c\u01a1 h\u1ed9i ki\u1ebfm ti\u1ec1n, cho n\u00ean ch\u00fang ta c\u1ea7n l\u00e0m r\u00f5 con s\u1ed1 n\u00e0y.<\/p>\n
V\u00e0 x\u00e1c su\u1ea5t c\u1ee7a \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t c\u1ee7a 1 con l\u00e0 78%, tuy l\u00f4 tr\u01b0\u1ee3t c\u00f3 27 gi\u1ea3i nh\u01b0ng ch\u1ec9 c\u00f3 b\u00ecnh qu\u00e2n 21,5 \u2013 22 s\u1ed1 kh\u00e1c nhau => trong 100 s\u1ed1 th\u00ec c\u00f3 \u0111\u1ebfn 78 s\u1ed1 l\u00e0 tr\u01b0\u1ee3t => x\u00e1c su\u1ea5t \u0111\u1ec3 ch\u1ecdn 1 l\u00f4 tr\u01b0\u1ee3t = 78%. T\u1eeb \u0111\u00f3 ta c\u00f3 th\u1ec3 suy ra.<\/p>\n
\u2013 L\u00f4 tr\u01b0\u1ee3t c\u1ee7a xi\u00ean 4: 0,78\u00d70,78\u00d70,78\u00d70,78 = 0,37, t\u01b0\u01a1ng \u1ee9ng x\u00e1c su\u1ea5t \u0103n l\u00e0 37% khi c\u1ea3 4 con c\u00f9ng tr\u01b0\u1ee3t, gi\u00e1 tr\u1ecb l\u00e0 \u0111\u1eb7t 1 ti\u1ec1n \u0103n 2 ti\u1ec1n.<\/p>\n
L\u01b0u \u00fd<\/strong>: x\u00e1c xu\u1ea5t \u0111\u00e1nh b\u1ea1ch th\u1ee7 tr\u00fang 1 con l\u00f4 l\u00e0 22%, nh\u01b0ng Ti\u1ec1n thu v\u1ec1 = 3,5 Ti\u1ec1n chi ra, ch\u1ee9 kh\u00f4ng ph\u1ea3i ch\u1ec9 \u0103n 2 l\u1ea7n. C\u00e1c b\u1ea1n c\u0169ng n\u00ean ph\u00e2n bi\u1ec7t x\u00e1c su\u1ea5t tr\u00fang v\u1edbi t\u1ef7 l\u1ec7 \u0103n ti\u1ec1n.<\/p>\n\u2013 L\u00f4 tr\u01b0\u1ee3t xi\u00ean 8: 0,78\u00d70,78\u00d70,78\u00d70,78\u00d70,78\u00d70,78\u00d70,78\u00d70,78 = 0,14, t\u01b0\u01a1ng \u1ee9ng v\u1eady x\u00e1c su\u1ea5t \u0103n l\u00e0 14% , gi\u00e1 tr\u1ecb l\u00e0 \u0111\u1eb7t 1 ti\u1ec1n \u0103n 7 ti\u1ec1n.<\/p>\n
\u2013 L\u00f4 tr\u01b0\u1ee3t c\u1ee7a xi\u00ean 10: 0,78\u00d70,78\u00d70,78\u00d70,78\u00d70,78\u00d70,78\u00d70,78\u00d70,78 x0,78\u00d70,78 = 0,083, t\u01b0\u01a1ng \u1ee9ng x\u00e1c su\u1ea5t \u0103n l\u00e0 8,3%, gi\u00e1 tr\u1ecb l\u00e0 \u0111\u1eb7t 1 ti\u1ec1n \u0103n 7 ti\u1ec1n.<\/p>\nC\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t v\u00e0 t\u00ecm ra l\u00f4 tr\u00fang<\/figcaption><\/figure>\nC\u00e1ch b\u1eaft l\u00f4 tr\u01b0\u1ee3t 2:<\/strong><\/h4>\n <\/p>\n
V\u1edbi c\u00e1ch ch\u01a1i n\u00e0y, c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 g\u1ecdi l\u00e0 l\u00f4 tr\u01b0\u1ee3t hay l\u00f4 tr\u00fang \u0111\u1ec1u \u0111\u01b0\u1ee3c. B\u1ea1n s\u1ebd ch\u1ecdn t\u1eeb 90 \u0111\u1ebfn 96 s\u1ed1 kh\u00e1c nhau \u0111\u1ec3 ch\u01a1i, ch\u1ec9 lo\u1ea1i tr\u1eeb ra t\u1eeb 6 \u0111\u1ebfn 10 con kh\u00f4ng ch\u01a1i. V\u1edbi c\u00e1ch \u0111\u00e1nh n\u00e0y, ph\u1ea3i \u0111\u1ea3m b\u1ea3o r\u1eb1ng kh\u00f4ng c\u00f3 con l\u00f4 n\u00e0o trong s\u1ed1 nh\u1eefng con \u0111\u00e3 lo\u1ea1i b\u1ecf s\u1ebd ra th\u00ec m\u1edbi h\u00f2a \u0111\u01b0\u1ee3c v\u1ed1n. C\u00f2n trong tr\u01b0\u1eddng h\u1ee3p n\u1ebfu c\u00f3 con l\u00f4 ra theo nh\u1eefng con s\u1ed1 \u0111\u00e3 b\u1ecb lo\u1ea1i th\u00ec ng\u01b0\u1eddi ch\u01a1i s\u1ebd thua 3,5 l\u1ea7n ti\u1ec1n ch\u01a1i cho 1 s\u1ed1.<\/p>\n
\u0110\u1ec3 gi\u00fap cho c\u00e1c b\u1ea1n d\u1ec5 hi\u1ec3u r\u00f5 th\u00eam v\u1ec1 c\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t tr\u00ean, ch\u00fang ta s\u1ebd c\u00f9ng l\u1ea5y v\u00ed d\u1ee5:<\/p>\n
\u2013 Ch\u01a1i 1 \u0111i\u1ec3m l\u00f4, v\u1edbi ti\u1ec1n c\u01b0\u1ee3c l\u00e0 23.000 \u0111<\/p>\n
\u2013 Ch\u01a1i 100 s\u1ed1 l\u00e0 100 \u0111i\u1ec3m, v\u1edbi ti\u1ec1n c\u01b0\u1ee3c l\u00e0 2.300.000 \u0111<\/p>\n
\u2013 \u0110\u00e1nh c\u1ea3 100 s\u1ed1 th\u00ec s\u1ebd tr\u00fang c\u1ea3 27 gi\u1ea3i v\u00e0 t\u1ed5ng s\u1ed1 ti\u1ec1n thu \u0111\u01b0\u1ee3c l\u00e0: 27 \u0111i\u1ec3m x 80.000 = 2.160.000\u0111.<\/p>\n
\u2013 L\u1ea5y 2.160.000 \u2013 2.300.000 = -140.000\u0111, ngh\u0129a l\u00e0 n\u1ebfu \u0111\u00e1nh c\u1ea3 100 s\u1ed1 v\u1edbi m\u1ee9c ti\u1ec1n \u0111\u1ec1u nhau l\u00e0 1 \u0111i\u1ec3m th\u00ec s\u1ebd thua 140.000 \u0111 t\u01b0\u01a1ng \u1ee9ng v\u1edbi 6 \u0111i\u1ec3m l\u00f4.<\/p>\n
Tuy nhi\u00ean. Khi \u00e1p. D\u1ee5ng ph\u01b0\u01a1ng. Ph\u00e1p n\u00e0y. Th\u00ec ng\u01b0\u1eddi. Ch\u01a1i lu\u00f4n. Ph\u1ea3i t\u00ednh. To\u00e1n h\u1ebft. C\u1ea3 100 s\u1ed1. N\u00ean t\u1ec9. L\u1ec7 th\u1eafng. L\u00e0 kh\u00f4ng cao. V\u00ec v\u1eady. B\u1ea1n n\u00ean. Suy ngh\u0129. K\u1ef9 tr\u01b0\u1edbc. Khi quy\u1ebft \u0111\u1ecbnh. Ch\u01a1i nh\u00e9. Theo kinh. Nghi\u1ec7m c\u1ee7a. Ng\u01b0\u1eddi ch\u01a1i. L\u00e2u chia s\u1ebb. Nh\u1eefng con. L\u00f4 gan. D\u00e0i ng\u00e0y. R\u1ea5t th\u00edch. H\u1ee3p \u0111\u1ec3. \u0110\u00e1nh l\u00f4. Tr\u01b0\u1ee3t ho\u1eb7c. Nh\u1eefng con. L\u00f4 \u0111\u00e3. C\u00f3 c\u1ea7u. Ch\u1ea1y tr\u00ean. Qu\u00e1 10 ng\u00e0y. Th\u00ec th\u01b0\u1eddng g\u00e3y c\u1ea7u n\u00ean ch\u00fang ta c\u0169ng c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 \u00e1p d\u1ee5ng \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t \u0111\u01b0\u1ee3c.<\/p>\n
K\u1ebft lu\u1eadn<\/strong>: Tr\u00ean \u0111\u00e2y ch\u1ec9 l\u00e0 m\u1ed9t s\u1ed1 kinh nghi\u1ec7m v\u1ec1 c\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t hay t\u1ec9 l\u1ec7 l\u00f4 tr\u01b0\u1ee3t \u0103n bao nhi\u00eau m\u00e0 c\u00e1c b\u1ea1n c\u1ea7n n\u00ean bi\u1ebft. C\u00f2n c\u00f3 l\u1ef1a ch\u1ecdn c\u00e1ch ch\u01a1i n\u00e0y hay kh\u00f4ng ho\u1eb7c v\u1eadn d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o th\u00ec t\u00f9y thu\u1ed9c v\u00e0o c\u00e1c b\u1ea1n.<\/p>\nCh\u01a1i l\u00f4 \u0111\u1ec1 online c\u00f9ng chi\u1ebfn th\u1eafng h\u00e0ng ng\u00e0y<\/h2>\n L\u00f4 \u0111\u1ec1 online lu\u00f4n l\u00e0 s\u1ef1 kh\u1edfi \u0111\u1ea7u c\u1ee7a chi\u1ebfn th\u1eafng. Ch\u00fang ta s\u1ebd ch\u01a1i ngay tr\u00ean \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng v\u00e0 n\u1ea1p r\u00fat ti\u1ec1n qua h\u00ecnh th\u1ee9c chuy\u1ec3n kho\u1ea3n ng\u00e2n h\u00e0ng \u0111\u01a1n gi\u1ea3n, ti\u1ec7n l\u1ee3i. C\u00f9ng v\u1edbi \u0111\u00f3, t\u1ef7 l\u1ec7 tr\u1ea3 th\u01b0\u1edfng 1 \u0103n 99<\/strong> ch\u1eafc ch\u1eafn s\u1ebd gi\u00fap ch\u00fang ta t\u0103ng l\u1ee3i nhu\u1eadn, l\u00e3i cao nh\u1ea5t.<\/p>\nH\u00e3y \u0111\u0103ng k\u00fd ngay m\u1ed9t t\u00e0i kho\u1ea3n b\u1eb1ng c\u00e1ch nh\u1ea5p v\u00e0o link b\u00ean d\u01b0\u1edbi. C\u00f9ng ch\u00fang t\u00f4i tham gia th\u1ea3o lu\u1eadn l\u00f4 \u0111\u1ec1, ch\u01a1i l\u00f4 \u0111\u1ec1 v\u00e0 chi\u1ebfn th\u1eafng h\u00e0ng ng\u00e0y.<\/p>\n
\n <\/li>\n<\/ul>\nNgo\u00e0i ra, c\u00e1c b\u1ea1n m\u1edbi ch\u01a1i online l\u1ea7n \u0111\u1ea7u c\u00f3 th\u1ec3 s\u1ebd b\u1ee1 ng\u1ee1. Nh\u01b0ng ch\u00fang t\u00f4i \u0111\u00e3 c\u00f3 b\u00e0i h\u01b0\u1edbng d\u1eabn c\u00e1ch ch\u01a1i l\u00f4 \u0111\u1ec1 online chi ti\u1ebft trong link b\u00ean d\u01b0\u1edbi. C\u00e1c b\u1ea1n h\u00e3y theo d\u00f5i ngay \u0111\u1ec3 ch\u01a1i h\u00f4m nay.<\/p>\n