L\u00f4 tr\u01b0\u1ee3t c\u00f3 t\u1ef7 l\u1ec7 \u0103n nh\u01b0 th\u1ebf n\u00e0o?<\/figcaption><\/figure>\nD\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi th\u1eafc m\u1eafc li\u00ean quan \u0111\u1ebfn l\u00f4 tr\u01b0\u1ee3t m\u00e0 b\u1ea1n \u0111\u1ecdc c\u00f3 th\u1ec3 tham kh\u1ea3o qua nh\u01b0:<\/span><\/p>\nL\u00f4 tr\u01b0\u1ee3t th\u00f4ng th\u01b0\u1eddng \u0103n bao nhi\u00eau?<\/i><\/b><\/h3>\n
T\u00f9y thu\u1ed9c v\u00e0o m\u1ed7i nh\u00e0 c\u00e1i x\u1ed5 s\u1ed1 kh\u00e1c s\u1ebd c\u00f3 t\u1ef7 l\u1ec7 \u0103n c\u01b0\u1ee3c kh\u00e1c nhau. Theo c\u00e1c th\u00f4ng tin t\u00ecm hi\u1ec3u th\u00ec trong m\u1ed9t ng\u00e0y x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc s\u1ebd c\u00f3 t\u1ea5t c\u1ea3 l\u00e0 27 gi\u1ea3i th\u01b0\u1edfng. V\u00ec v\u1eady m\u1ed9t \u0111i\u1ec3m l\u00f4 s\u1ebd \u0111\u01b0\u1ee3c t\u00ednh t\u01b0\u01a1ng \u1ee9ng v\u1edbi s\u1ed1 ti\u1ec1n l\u00e0 27k. Nh\u01b0 v\u1eady khi b\u1ea1n tr\u00fang \u0111\u01b0\u1ee3c 1 \u0111i\u1ec3m th\u00ec t\u1ef7 l\u1ec7 \u0103n l\u00f4 tr\u01b0\u1ee3t s\u1ebd l\u00e0 \u0111\u01b0\u1ee3c 99k. \u0110\u1eb7c bi\u1ec7t h\u01a1n trong qu\u00e1 tr\u00ecnh ch\u01a1i n\u1ebfu anh em n\u00e0o t\u00ecm \u0111\u01b0\u1ee3c 6 con l\u00f4 tr\u01b0\u1ee3t th\u00ec b\u1ea1n s\u1ebd c\u00f3 \u0111\u01b0\u1ee3c ph\u1ea7n th\u01b0\u1edfng v\u00f4 c\u00f9ng l\u1edbn.<\/span><\/p>\nV\u1eady c\u00e1ch t\u00ednh ti\u1ec1n l\u00f4 tr\u01b0\u1ee3t l\u00e0 g\u00ec? N\u1ebfu nh\u01b0 ng\u01b0\u1eddi ch\u01a1i \u0111\u00e1nh t\u1ed5ng c\u1ed9ng l\u00e0 96 con l\u00f4 th\u00ec s\u1ed1 ti\u1ec1n b\u1ea1n ph\u1ea3i b\u1ecf ra s\u1ebd l\u00e0: 96 x 27= 2592k. N\u1ebfu nh\u01b0 c\u1ea3 6 con l\u00f4 m\u00e0 b\u1ea1n \u0111\u00e1nh \u0111\u1ec1u kh\u00f4ng v\u1ec1 th\u00ec s\u1ed1 ti\u1ec1n m\u00e0 b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c s\u1ebd l\u00e0: 27 x 99 = 2673k. Nh\u01b0 v\u1eady b\u1ea1n s\u1ebd l\u1eddi ra \u0111\u01b0\u1ee3c l\u00e0 81k ti\u1ec1n l\u00e3i khi ch\u01a1i.<\/span><\/p>\nC\u1ee9 nh\u01b0 v\u1eady n\u1ebfu b\u1ea1n \u0111\u00e1nh t\u1edbi 100 \u0111i\u1ec3m th\u00ec b\u1ea1n s\u1ebd l\u1eddi \u0111\u01b0\u1ee3c s\u1ed1 ti\u1ec1n l\u00e0 8100k. Th\u00f4ng qua \u0111\u00f3 b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 t\u1ef1 m\u00ecnh t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c s\u1ed1 ti\u1ec1n khi ch\u01a1i l\u00f4 tr\u01b0\u1ee3t l\u00e0 bao nhi\u00eau.<\/span><\/p>\nL\u00f4 tr\u01b0\u1ee3t 10 th\u00ec th\u00f4ng th\u01b0\u1eddng \u0103n th\u01b0\u1edfng bao nhi\u00eau?<\/i><\/b><\/h3>\n
T\u1ef7 l\u1ec7 \u0103n c\u1ee7a l\u00f4 tr\u01b0\u1ee3t l\u00e0 g\u00ec hay t\u1ef7 l\u1ec7 c\u1ee7a l\u00f4 tr\u01b0\u1ee3t 10 l\u00e0 bao nhi\u00eau khi ch\u01a1i? Tr\u01b0\u1eddng h\u1ee3p \u0111\u1ec3 \u0103n \u0111\u01b0\u1ee3c ti\u1ec1n th\u00ec c\u1ea3 10 con l\u00f4 m\u00e0 b\u1ea1n \u0111\u00e1nh ng\u00e0y h\u00f4m \u0111\u00f3 c\u1ea7n ph\u1ea3i kh\u00f4ng xu\u1ea5t hi\u1ec7n \u1edf b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1. \u0110\u1ed1i v\u1edbi mi\u1ec1n B\u1eafc s\u1ebd c\u00f3 t\u1ef7 l\u1ec7 \u0103n l\u00f4 tr\u01b0\u1ee3t 10 l\u00e0 12. T\u1ee9c l\u00e0 ng\u01b0\u1eddi ch\u01a1i \u0111\u00e1nh 1 th\u00ec khi chi\u1ebfn th\u1eafng b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c x12 l\u1ea7n ti\u1ec1n th\u01b0\u1edfng.<\/span><\/p>\nTuy nhi\u00ean \u0111\u1ed1i v\u1edbi c\u00e1c t\u1ec9nh mi\u1ec1n Trung v\u00e0 mi\u1ec1n Nam th\u00ec t\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c cao nh\u01b0 v\u1eady. Ng\u01b0\u1eddi ch\u01a1i khi \u0111\u00e1nh 1 \u0111i\u1ec3m n\u1ebfu chi\u1ebfn th\u1eafng b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c \u0103n 4,5 l\u1ea7n. Tuy nhi\u00ean \u0111\u00e2y ch\u1ec9 l\u00e0 t\u1ef7 l\u1ec7 chung b\u1edfi \u0111i\u1ec1u n\u00e0y c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t s\u1ed1 nh\u00e0 c\u00e1i. M\u1ed7i m\u1ed9t nh\u00e0 c\u00e1i s\u1ebd c\u00f3 t\u1ef7 l\u1ec7 tr\u1ea3 th\u01b0\u1edfng cho ng\u01b0\u1eddi ch\u01a1i kh\u00e1c nhau. Do \u0111\u00f3 khi ch\u01a1i b\u1ea1n n\u00ean t\u00ecm hi\u1ec3u k\u1ef9 \u0111\u1ec3 n\u1eafm \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng c\u1ee7a l\u00f4 tr\u01b0\u1ee3t.<\/span><\/p>\nN\u00ean tham gia c\u00e1 c\u01b0\u1ee3c l\u00f4 tr\u01b0\u1ee3t xi\u00ean \u1edf \u0111\u00e2u uy t\u00edn?<\/strong><\/h2>\nN\u1ebfu b\u1ea1n \u0111ang t\u00ecm m\u1ed9t \u0111\u1ecba ch\u1ec9 uy t\u00edn \u0111\u1ec3 ch\u01a1i l\u00f4 tr\u01b0\u1ee3t, nh\u00e0 c\u00e1i Ku l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn v\u00e0 \u0111\u00e1ng tin c\u1eady tr\u00ean th\u1ecb tr\u01b0\u1eddng. Kubet l\u00e0 m\u1ed9t nh\u00e0 c\u00e1i tr\u1ef1c tuy\u1ebfn \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi s\u1ef1 ho\u1ea1t \u0111\u1ed9ng h\u1ee3p ph\u00e1p, minh b\u1ea1ch v\u00e0 s\u1edf h\u1eefu m\u1ed9t kho tr\u00f2 ch\u01a1i \u0111a d\u1ea1ng. \u0110\u1eb7c bi\u1ec7t, t\u1ef7 l\u1ec7 \u0103n c\u01b0\u1ee3c c\u1ee7a l\u00f4 tr\u01b0\u1ee3t tr\u00ean Kubet \u0111a d\u1ea1ng v\u00e0 k\u1ebft qu\u1ea3 tr\u1ea3 th\u01b0\u1edfng \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 r\u00f5 r\u00e0ng.<\/p>\n
Ku x\u1ed5 s\u1ed1 cung c\u1ea5p nhi\u1ec1u h\u00ecnh th\u1ee9c ch\u01a1i l\u00f4 tr\u01b0\u1ee3t, bao g\u1ed3m c\u1ea3 l\u00f4 tr\u01b0\u1ee3t xi\u00ean. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 h\u00ecnh th\u1ee9c l\u00f4 tr\u01b0\u1ee3t ph\u1ed5 bi\u1ebfn tr\u00ean s\u00e0n c\u01b0\u1ee3c v\u00e0 t\u1ef7 l\u1ec7 \u0103n c\u01b0\u1ee3c t\u01b0\u01a1ng \u1ee9ng:<\/p>\n
\n- L\u00f4 tr\u01b0\u1ee3t xi\u00ean 4:<\/strong> B\u1ea1n ch\u1ecdn 4 con s\u1ed1 m\u00e0 b\u1ea1n tin r\u1eb1ng s\u1ebd kh\u00f4ng xu\u1ea5t hi\u1ec7n trong k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1. N\u1ebfu \u0111\u00fang c\u1ea3 4 con s\u1ed1, b\u1ea1n s\u1ebd chi\u1ebfn th\u1eafng v\u1edbi t\u1ef7 l\u1ec7 \u0103n c\u01b0\u1ee3c l\u00e0 1:2.<\/li>\n
- L\u00f4 tr\u01b0\u1ee3t xi\u00ean 5:<\/strong> B\u1ea1n ch\u1ecdn 5 con s\u1ed1 m\u00e0 b\u1ea1n cho l\u00e0 s\u1ebd kh\u00f4ng xu\u1ea5t hi\u1ec7n. N\u1ebfu \u0111\u00fang c\u1ea3 5 con s\u1ed1, b\u1ea1n s\u1ebd chi\u1ebfn th\u1eafng v\u1edbi t\u1ef7 l\u1ec7 \u0103n c\u01b0\u1ee3c l\u00e0 1:2,63.<\/li>\n
- L\u00f4 tr\u01b0\u1ee3t xi\u00ean 8:<\/strong> B\u1ea1n ch\u1ecdn 8 con s\u1ed1 l\u00f4 tr\u01b0\u1ee3t m\u00e0 b\u1ea1n tin r\u1eb1ng s\u1ebd kh\u00f4ng xu\u1ea5t hi\u1ec7n. N\u1ebfu c\u1ea3 8 con s\u1ed1 kh\u00f4ng xu\u1ea5t hi\u1ec7n, b\u1ea1n s\u1ebd chi\u1ebfn th\u1eafng v\u1edbi t\u1ef7 l\u1ec7 \u0103n c\u01b0\u1ee3c l\u00e0 1:8.<\/li>\n
- L\u00f4 tr\u01b0\u1ee3t xi\u00ean 10:<\/strong> B\u1ea1n ch\u1ecdn 10 con s\u1ed1 m\u00e0 b\u1ea1n tin r\u1eb1ng s\u1ebd kh\u00f4ng xu\u1ea5t hi\u1ec7n. N\u1ebfu t\u1ea5t c\u1ea3 10 con s\u1ed1 kh\u00f4ng xu\u1ea5t hi\u1ec7n, b\u1ea1n s\u1ebd chi\u1ebfn th\u1eafng v\u1edbi t\u1ef7 l\u1ec7 \u0103n c\u01b0\u1ee3c l\u00e0 1:12.<\/li>\n<\/ul>\n
Nh\u1eefng h\u00ecnh th\u1ee9c l\u00f4 tr\u01b0\u1ee3t n\u00e0y cung c\u1ea5p m\u1ee9c \u0103n c\u01b0\u1ee3c kh\u00e1c nhau tr\u00ean Kubet, v\u00e0 m\u1ee9c \u0103n c\u01b0\u1ee3c \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 r\u00f5 r\u00e0ng. H\u00e3y tham kh\u1ea3o th\u00f4ng tin tr\u00ean \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh ch\u01a1i l\u00f4 tr\u01b0\u1ee3t ph\u00f9 h\u1ee3p v\u1edbi b\u1ea1n tr\u00ean nh\u00e0 c\u00e1i Ku.<\/p>\n