High School Challenge

Week Ending 5-7-00

Send Answer to: ucfcasio@pegasus.cc.ucf.edu

Congratulations to Justin Zeis from Highland High School in Gilbert, AZ. Justin wins the Casio CFX-9850G Color Graphing calculator.

There is a Pattern

Each of the following 21-digit numbers was formed the same way. How was it done? 190,998,752,796,516,730,336
279,651,673,033,695,493,257
358,314,594,370,774,156,178
437,077,415,617,853,819,099
516,730,336,954,932,572,910
617,853,819,099,875,279,651
730,336,954,932,572,910,112
853,819,099,875,279,651,673
976,392,134,718,976,392,134

Please use the following format for your information when responding:

<LI> Your Name. Your ES, MS, or HS, Town, State (2 letter)
Your Grade

Problem answer


Use our On-Line Calculator to solve the problem.

Correct Solutions:

  1. Ricky Yuen. CCA Baldi MS, Philadelphia, PA
  2. Paul Berman. Leon M Goldstein HS, Brooklyn, NY
  3. Cheri Saito. Hawaiian Mission Academy, Honolulu, HI
  4. Michael Segal. CCA Baldi MS, Philadelphia, PA
  5. Han Jiang. Merrin PS, Christchurch, New Zealand
  6. Sibo Zhao. Amador Valley HS, Pleasanton, CA
  7. Alex Schwendner. Austin Area Homeschoolers, Austin, TX
  8. Bei H Zhou. Quincy HS, Quincy, MA
  9. Tiffany Chao. Seaquam HS, Delta, BC, Canada
  10. Jordan Novak. Kennedy MS, Aiken, SC
  11. Jason Juang. Sycamore JHS, Cincinnati, OH
  12. Xing Yun Zhi. George Washington HS, San Francisco, CA
  13. Carly Geehr. Newport Harbor HS, Newport Beach, CA
  14. Meili Carpenter. Platt MS, Boulder, CO
  15. Robert McAndrew. Vero Beach HS, Vero Beach, FL
  16. Jacky Yuen. CCA Baldi MS, Philadelphia, PA
  17. Sasha Zakharin. Moshe Aaron Yeshiva HS, South River, NJ
  18. Katie Cloude. Bishop Moore HS, Orlando, FL
  19. Maiyuran Arumugam. James Ruse AHS, Carlingford, NSW, Australia
  20. Alex Schwendner. Austin Area Homeschoolers, Austin, TX
  21. Chris Mann. James Ruse AHS, Carlingford, NSW, Australia
  22. Cody Smith. Marina HS, Huntington Beach, CA
  23. Salma Aimen Al-Sayyad. Al-Salam HS, Tanta, Egypt
  24. Kurry Delparte. Valley City HS, Valley City ND
  25. Andy Stadler. Marquette University HS, Milwaukee, WI
  26. Merene Joseph. Carteret HS, Carteret, NJ
  27. Justin Zeis. Highland HS, Gilbert, AZ
  28. Jill Goodman. Westside MS, Omaha, NE
  29. Dennis Macie. Home School, Oconomowoc, WI
  30. Quyen LeBa. South HS, Omaha, NE
  31. Pradeep Baliga. Central HS, Tuscaloosa, AL
  32. Jongmin Baek. Hyde MS, Cupertino, CA
  33. Fu Min Cao. Galileo HS, San Francisco, CA
  34. Ye Jin Kwack. George Washington HS, San Francisco, CA
  35. Yi Tian. James Logan HS, Union City, CA
  36. Erik Peterson. Newport Harbor HS, Newport Beach, CA
  37. Kevin Campos. Newport Harbor HS, Newport Beach, CA
  38. Jessica Phillips. Brisbane Adventist College, Brisbane, Australia
  39. Michael Lo. Hammarskjold MS, East Brunswick, NJ
  40. Li Cao. Hinsdale Central HS, Hinsdale, IL
  41. Kevin Lo. Chittick ES, East Brunswick, NJ
  42. Steve Balamut. Sauk Centre HS, Sauk Centre, MN
  43. Hanna Dulas. Sauk Centre HS, Sauk Centre, MN
  44. Frank Provenzano. New Rochelle HS, New Rochelle, NY
  45. Kimi Parker. Madeira JHS, Madeira, OH
  46. Carrie Dukes. Newport Harbor HS, Newport Beach, CA
  47. Zack Robbins. Houston HS, Germantown, TN
  48. Emily Lucas. Cold Spring Harbor HS, Cold Spring Harbor, NY
  49. Elena Udovina. Agnon MS, Beachwood, OH
  50. Angie Larson. Madeira JHS, Cincinnati, OH
  51. Amol Saincher. Southridge School, Surrey, BC, Canada
  52. Jana Lee Koontz. Newport Harbor HS, Newport Beach, CA
  53. Karissa Rode. Newport Harbor HS, Newport Beach, CA
  54. Luke Elder. Southridge HS, Surrey, BC, Canada
  55. Matt Griffin. Pitt Meadows SS, Pitt Meadows, BC, Canada
  56. Samuel Timothy Dy. St Stephen's HS, Manila, Philippines
  57. Andrew Henderson. Valley City HS, Valley City, ND
  58. Changjiang Liu. Francis Lewis HS, Flushing, NY
  59. Eugene Chen. Carteret HS, Carteret, NJ
  60. Sarah Mitzel. Valley City HS, Valley City, ND
  61. Dennis Jang. Hammarskjold MS. East Brunswick, NJ
  62. Marshall Carpenter. Ryan ES, Lafayette, CO
  63. Shane Walker. CCA Baldi MS, Philadelphia, PA
  64. Haafiz Dossa. Southridge School, Surrey, BC, Canada
  65. Britta Lundin. Astoria HS, Astoria, OR
  66. Justin Shih, Clear Lake HS, Houston TX
  67. Sohn Kyoung-Oh. Kyoung-Il HS, An-Dong City, Republic of Korea
  68. Yanna Stamati. Penteli HS, Athens, Greece
  69. Ashley Guttuso. St Sylvester ES, South Milwaukee, WI
  70. David Tensmeyer. Madeira JHS, Madeira, OH
  71. Katy Shaw. Madeira JHS, Cincinnati, OH
  72. Taneshia Polley. Progressive HS, Missouri City, TX
  73. Dina Gohar. The Hewitt School, New York, NY
  74. Erica Stevens. Lumberton HS, Lumberton, MS
  75. Moshe Stern. Hebrew Day School, Silver Spring, MD
  76. Amy Haun. Oviedo HS, Oviedo, FL
  77. Leonard Anghelescu. Broadlands ES, Toronto, ON, Canada
  78. Cal Wells. Jackson Prepatory School, Dr Jackson, MS
  79. Dennis Labrador. Oviedo HS, Oviedo, FL
  80. Sarah Zehrer. Valley City HS, Valley City, ND
  81. Tiffany Kiefert. Valley City HS, Valley City, ND
  82. Chris Ostendorf. Sauk Centre HS, Sauk Centre, MN
  83. Robin Philips. Madeira JHS, Madeira, OH
  84. Atorn Nu. Suteetorn MS, Nakhonpathom, Thailand
  85. Rebecca Moon. Daleville HS, Daleville, AL
  86. Michael Middlestead. Valley City HS, Valley City, ND
  87. Daniel Gao. Claymont ES, Wilmington, DE
  88. Grace Cheung. South Pasadena MS, South Pasadena, CA
  89. Lindsey Doyle. Valley City HS, Valley City, ND
  90. Nicholas Byrd. Andrew Lewis MS, Salem, VA
  91. Timothy Tran. Costa Mesa HS, Costa Mesa, CA
  92. Carlos Cesar Liarte. Oviedo HS, Oviedo, FL
  93. Guy David. Ransom MS, Miami, FL
  94. Kellyn Cloninger. Oviedo HS, Oviedo, FL


Previous Problems

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