document.write( "Question 880670: How many combinations of four letters each can be made from the
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Algebra.Com's Answer #531619 by Edwin McCravy(20055) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "If you could tell the p's apart and the e's apart, the answer would be 6!.  But\r\n" );
document.write( "since we can't, the 6! counts the same arrangement too many times, so we must\r\n" );
document.write( "divide by the number of ways the 3 p's can be rearranged and also by the number\r\n" );
document.write( "of ways the 2 e's can be rearranged so, we must divide by 3!×2!\r\n" );
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document.write( "Answer  = .  After cancelling and multiplying, you get 60.\r\n" );
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document.write( "You didn't ask for them, but here they all are in alphabetical order:\r\n" );
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document.write( " 1. eepppr\r\n" );
document.write( " 2. eepprp\r\n" );
document.write( " 3. eeprpp\r\n" );
document.write( " 4. eerppp\r\n" );
document.write( " 5. epeppr\r\n" );
document.write( " 6. epeprp\r\n" );
document.write( " 7. eperpp\r\n" );
document.write( " 8. eppepr\r\n" );
document.write( " 9. epperp\r\n" );
document.write( "10. eppper\r\n" );
document.write( "11. epppre\r\n" );
document.write( "12. epprep\r\n" );
document.write( "13. epprpe\r\n" );
document.write( "14. eprepp\r\n" );
document.write( "15. eprpep\r\n" );
document.write( "16. eprppe\r\n" );
document.write( "17. ereppp\r\n" );
document.write( "18. erpepp\r\n" );
document.write( "19. erppep\r\n" );
document.write( "20. erpppe\r\n" );
document.write( "21. peeppr\r\n" );
document.write( "22. peeprp\r\n" );
document.write( "23. peerpp\r\n" );
document.write( "24. pepepr\r\n" );
document.write( "25. peperp\r\n" );
document.write( "26. pepper  <--- the original word\r\n" );
document.write( "27. peppre\r\n" );
document.write( "28. peprep\r\n" );
document.write( "29. peprpe\r\n" );
document.write( "30. perepp\r\n" );
document.write( "31. perpep\r\n" );
document.write( "32. perppe\r\n" );
document.write( "33. ppeepr\r\n" );
document.write( "34. ppeerp\r\n" );
document.write( "35. ppeper\r\n" );
document.write( "36. ppepre\r\n" );
document.write( "37. pperep\r\n" );
document.write( "38. pperpe\r\n" );
document.write( "39. pppeer\r\n" );
document.write( "40. pppere\r\n" );
document.write( "41. pppree\r\n" );
document.write( "42. ppreep\r\n" );
document.write( "43. pprepe\r\n" );
document.write( "44. pprpee\r\n" );
document.write( "45. preepp\r\n" );
document.write( "46. prepep\r\n" );
document.write( "47. preppe\r\n" );
document.write( "48. prpeep\r\n" );
document.write( "49. prpepe\r\n" );
document.write( "50. prppee\r\n" );
document.write( "51. reeppp\r\n" );
document.write( "52. repepp\r\n" );
document.write( "53. reppep\r\n" );
document.write( "54. repppe\r\n" );
document.write( "55. rpeepp\r\n" );
document.write( "56. rpepep\r\n" );
document.write( "57. rpeppe\r\n" );
document.write( "58. rppeep\r\n" );
document.write( "59. rppepe\r\n" );
document.write( "60. rpppee\r\n" );
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document.write( "Edwin

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