Question:

All right answers = thumbs up!!!!! 1st right answer= 10 pts!?

by  |  earlier

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ok so my dad got his e-mail from someone...it was fun!!!

try to solve:

there is a 5 digit number, try to figure out what it is only using these clues:

>the 5th number plus the 3rd number equals 14

>the 4th number is 1 more than the 2nd number

>the 1st number is 1 less than 2 times the 2nd number

>the 2nd plus the 3rd number equals 10

>all 5 digits equal 30 when added together

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8 ANSWERS


  1. abcde represents the digits

    e+c=14

    -b+d=1

    a-2b=-1

    b+c=10

    a+b+c+d+e=30

    Use Gauss-Jordan elimination to solve the system.

    74658


  2. The Required 5-Digit Number is :-

    " 7 4 6 5 8 "

    PROOF :-

    1) 8 + 6 = 14

    2) 5 is 1 more then 4

    3) 7 is 1 less then 2 times 4

    4)  4 + 6 = 10

    5) 7 + 4 + 6 + 5 + 8 = 30

  3. 74658

  4. Sorry....my brain is too taxed right now and I am not that good at numbers. Hope you get your answer!

  5. 74,658

  6. 7 4 6 5 8

  7. 75,288

  8. what da *****

    HEAD JUST EXPLOADED

    p.s last number is 5times more than 6 ;) haha

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