document.write( "Question 1156752: How many ways can you arrange the letters of the word MAMMALIA provided no vowels are put together. \n" ); document.write( "
Algebra.Com's Answer #779535 by Edwin McCravy(20056)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "I'm afraid the other tutor's solution is incorrect. But we're just human, and\r\n" ); document.write( "all of us mess up sometimes. I've messed up a number of times!\r\n" ); document.write( "\r\n" ); document.write( "MAMMALIA\r\n" ); document.write( "\r\n" ); document.write( "The vowels are A,A,I, and A.\r\n" ); document.write( "The consonants are M,M,M, and L.\r\n" ); document.write( "\r\n" ); document.write( "There are only 5 basic ways we can arrange them, vowel and consonant-wise \r\n" ); document.write( "so that no vowels are put together:\r\n" ); document.write( "\r\n" ); document.write( "CVCVCVCV, VCVCVCVC, VCCVCVCV, VCVCCVCV, VCVCVCCV\r\n" ); document.write( "\r\n" ); document.write( "There are 4 vowels, among which 3 A's are indistinguishable.\r\n" ); document.write( "There are 4 consonants, among which 3 M's are indistinguishable.\r\n" ); document.write( "\r\n" ); document.write( "So for each of those 5 there are 4!/3!=4 distinguishable ways to place the 4 vowels.\r\n" ); document.write( "\r\n" ); document.write( "And there are 4!/3!=4 distinguishable ways to place the 4 consonants.\r\n" ); document.write( "\r\n" ); document.write( "So there are 5*4*4=80 ways to place them. Here are all 80, generated\r\n" ); document.write( "by a computer program in alphabetical order. It's fun trying to pronounce\r\n" ); document.write( "them. My favorite is Number 73, MAMALIMA. If your MAMA was a LIMA, you'd be\r\n" ); document.write( "a son of a bean. lol\r\n" ); document.write( "\r\n" ); document.write( " 1. ALAMAMIM\r\n" ); document.write( " 2. ALAMAMMI\r\n" ); document.write( " 3. ALAMIMAM\r\n" ); document.write( " 4. ALAMIMMA\r\n" ); document.write( " 5. ALAMMAMI\r\n" ); document.write( " 6. ALAMMIMA\r\n" ); document.write( " 7. ALIMAMAM\r\n" ); document.write( " 8. ALIMAMMA\r\n" ); document.write( " 9. ALIMMAMA\r\n" ); document.write( "10. ALMAMAMI\r\n" ); document.write( "11. ALMAMIMA\r\n" ); document.write( "12. ALMIMAMA\r\n" ); document.write( "13. AMALAMIM\r\n" ); document.write( "14. AMALAMMI\r\n" ); document.write( "15. AMALIMAM\r\n" ); document.write( "16. AMALIMMA\r\n" ); document.write( "17. AMALMAMI\r\n" ); document.write( "18. AMALMIMA\r\n" ); document.write( "19. AMAMALIM\r\n" ); document.write( "20. AMAMALMI\r\n" ); document.write( "21. AMAMAMIL\r\n" ); document.write( "22. AMAMAMLI\r\n" ); document.write( "23. AMAMILAM\r\n" ); document.write( "24. AMAMILMA\r\n" ); document.write( "25. AMAMIMAL\r\n" ); document.write( "26. AMAMIMLA\r\n" ); document.write( "27. AMAMLAMI\r\n" ); document.write( "28. AMAMLIMA\r\n" ); document.write( "29. AMAMMALI\r\n" ); document.write( "30. AMAMMILA\r\n" ); document.write( "31. AMILAMAM\r\n" ); document.write( "32. AMILAMMA\r\n" ); document.write( "33. AMILMAMA\r\n" ); document.write( "34. AMIMALAM\r\n" ); document.write( "35. AMIMALMA\r\n" ); document.write( "36. AMIMAMAL\r\n" ); document.write( "37. AMIMAMLA\r\n" ); document.write( "38. AMIMLAMA\r\n" ); document.write( "39. AMIMMALA\r\n" ); document.write( "40. AMLAMAMI\r\n" ); document.write( "41. AMLAMIMA\r\n" ); document.write( "42. AMLIMAMA\r\n" ); document.write( "43. AMMALAMI\r\n" ); document.write( "44. AMMALIMA\r\n" ); document.write( "45. AMMAMALI\r\n" ); document.write( "46. AMMAMILA\r\n" ); document.write( "47. AMMILAMA\r\n" ); document.write( "48. AMMIMALA\r\n" ); document.write( "49. ILAMAMAM\r\n" ); document.write( "50. ILAMAMMA\r\n" ); document.write( "51. ILAMMAMA\r\n" ); document.write( "52. ILMAMAMA\r\n" ); document.write( "53. IMALAMAM\r\n" ); document.write( "54. IMALAMMA\r\n" ); document.write( "55. IMALMAMA\r\n" ); document.write( "56. IMAMALAM\r\n" ); document.write( "57. IMAMALMA\r\n" ); document.write( "58. IMAMAMAL\r\n" ); document.write( "59. IMAMAMLA\r\n" ); document.write( "60. IMAMLAMA\r\n" ); document.write( "61. IMAMMALA\r\n" ); document.write( "62. IMLAMAMA\r\n" ); document.write( "63. IMMALAMA\r\n" ); document.write( "64. IMMAMALA\r\n" ); document.write( "65. LAMAMAMI\r\n" ); document.write( "66. LAMAMIMA\r\n" ); document.write( "67. LAMIMAMA\r\n" ); document.write( "68. LIMAMAMA\r\n" ); document.write( "69. MALAMAMI\r\n" ); document.write( "70. MALAMIMA\r\n" ); document.write( "71. MALIMAMA\r\n" ); document.write( "72. MAMALAMI\r\n" ); document.write( "73. MAMALIMA\r\n" ); document.write( "74. MAMAMALI\r\n" ); document.write( "75. MAMAMILA\r\n" ); document.write( "76. MAMILAMA\r\n" ); document.write( "77. MAMIMALA\r\n" ); document.write( "78. MILAMAMA\r\n" ); document.write( "79. MIMALAMA\r\n" ); document.write( "80. MIMAMALA\r\n" ); document.write( "\r\n" ); document.write( "Edwin\n" ); document.write( " |