2. \u0110\u1ec1 v\u1ec1 k\u00e9p b\u1eb1ng \u0111\u00e1nh l\u00f4 g\u00ec h\u00f4m sau?<\/strong><\/h3>\n\u0110\u00f4i k\u00e9p b\u1eb1ng th\u00ec th\u00f4ng qua kinh nghi\u1ec7m ta c\u00f3 th\u1ec3 soi c\u1ea7u x\u1ed5 s\u1ed1 mi\u1ec1n b\u1eafc<\/strong> t\u00ecm \u0111\u01b0\u1ee3c c\u00e1c b\u1ed9 s\u1ed1 nu\u00f4i cho h\u00f4m sau:<\/p>\n\n- \u0110\u1ec1 k\u00e9p 00 v\u1ec1 h\u00f4m sau \u0111\u00e1nh: 03, 60, 52, 87<\/li>\n
- \u0110\u1ec1 k\u00e9p 11 v\u1ec1 h\u00f4m sau \u0111\u00e1nh: 86, 29, 01, 18<\/li>\n
- \u0110\u1ec1 k\u00e9p 22 v\u1ec1 h\u00f4m sau \u0111\u00e1nh: 45, 54, 48, 84.<\/li>\n
- \u0110\u1ec1 k\u00e9p 33 v\u1ec1 h\u00f4m sau \u0111\u00e1nh: 07, 70, 23, 32<\/li>\n
- \u0110\u1ec1 k\u00e9p 44 v\u1ec1 h\u00f4m sau \u0111\u00e1nh: 37, 73, 89, 98<\/li>\n
- \u0110\u1ec1 k\u00e9p 55 v\u1ec1 h\u00f4m sau \u0111\u00e1nh: 48, 84, 02, 20<\/li>\n
- \u0110\u1ec1 k\u00e9p 66 v\u1ec1 h\u00f4m sau \u0111\u00e1nh: 19, 91, 34, 43<\/li>\n
- \u0110\u1ec1 k\u00e9p 77 v\u1ec1 h\u00f4m sau \u0111\u00e1nh: 57, 75, 37, 73<\/li>\n
- \u0110\u1ec1 k\u00e9p 88 v\u1ec1 h\u00f4m sau \u0111\u00e1nh: 57, 75, 04, 40<\/li>\n
- \u0110\u1ec1 k\u00e9p 00 v\u1ec1 h\u00f4m sau \u0111\u00e1nh: 02, 20, 05, 50.<\/li>\n<\/ul>\n
5. \u0110\u1ec1 v\u1ec1 s\u00e1t k\u00e9p \u0111\u00e1nh l\u00f4 g\u00ec?<\/strong><\/h3>\n\n- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 01 h\u00f4m sau \u0111\u00e1nh: 44, 99, 07, 70<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 10 h\u00f4m sau \u0111\u00e1nh: 44, 99, 98, 89<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 09 h\u00f4m sau \u0111\u00e1nh: 38, 83, 68, 86<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 90 h\u00f4m sau \u0111\u00e1nh: 36, 63, 39, 93<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 12 h\u00f4m sau \u0111\u00e1nh: 16, 61, 22, 77<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 21 h\u00f4m sau \u0111\u00e1nh: 13, 31, 16, 61<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 23 h\u00f4m sau \u0111\u00e1nh: 26, 62, 44, 99<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 32 h\u00f4m sau \u0111\u00e1nh: 24, 42, 49, 94<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 34 h\u00f4m sau \u0111\u00e1nh: 37, 73, 28, 82<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 43 h\u00f4m sau \u0111\u00e1nh: 18, 81, 00, 55<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 45 h\u00f4m sau \u0111\u00e1nh: 03, 30, 14, 41<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 54 h\u00f4m sau \u0111\u00e1nh: 44, 99, 54, 45<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 56 h\u00f4m sau \u0111\u00e1nh: 01, 10, 59, 95<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 65 h\u00f4m sau \u0111\u00e1nh: 28, 82, 13, 31<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 67 h\u00f4m sau \u0111\u00e1nh: 46, 64, 17, 71<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 76 h\u00f4m sau \u0111\u00e1nh: 29, 92, 59, 95<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 78 h\u00f4m sau \u0111\u00e1nh: 01, 10, 38, 83<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 87 h\u00f4m sau \u0111\u00e1nh: 17, 71, 28, 82<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 98 h\u00f4m sau \u0111\u00e1nh: 37, 73, 38, 83<\/li>\n
- \u0110\u1ec1 s\u00e1t k\u00e9p v\u1ec1 89 h\u00f4m sau \u0111\u00e1nh: 08, 80, 03, 30.<\/li>\n<\/ul>\n
4. \u0110\u1ec1 ra k\u00e9p \u00e2m h\u00f4m sau \u0111\u00e1nh l\u00f4 g\u00ec<\/strong><\/h3>\n