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Math quiz [solved]

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  • A AspDotNetDev

    I already figured that one out. But I didn't have enough room on my notepad to write down the full proof. :((

    [Forum Guidelines]

    L Offline
    L Offline
    leppie
    wrote on last edited by
    #48

    Same here, was just too big for a Tweet :(

    xacc.ide
    IronScheme - 1.0 RC 1 - out now!
    ((λ (x) `(,x ',x)) '(λ (x) `(,x ',x))) The Scheme Programming Language – Fourth Edition

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    • M Mustafa Ismail Mustafa

      OK, let's see if you guys can work this one out :) The numbers: 1, 2, 3, 4, 5 and the operations +, -, *, / can be used in any order (parenthesis are free to control the order of evaluation) All the preceding mentioned numbers and operations can be used in any order once and only once to provide the result of 28. Remember, each of the operations can be used once only and each of the numbers can be used once only. You have to use them all to achieve your goal. You may begin :) [solution] Credited to aspdotnetdev (4 - (1/2)) * (5 + 3) = 28. Points awarded. Would you like me to make this a feature? Sorta like the CCC but for us more Mathematically as opposed to being "constantly high on peyote in order to be able to answer the CCC"?

      If the post was helpful, please vote, eh! Current activities: Playing Star Craft II. Don't bother me, eh? Now and forever, defiant to the end. What is Multiple Sclerosis[^]?

      modified on Friday, October 15, 2010 2:52 PM

      N Offline
      N Offline
      NormDroid
      wrote on last edited by
      #49

      Mustafa Ismail Mustafa wrote:

      Would you like me to make this a feature? Sorta like the CCC but for us more Mathematically as opposed to being "constantly high on peyote in order to be able to answer the CCC"?

      Yes please, we need a break from CCC.

      Software Kinetics - Moving Software

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      • A AspDotNetDev

        (4 - 1 / 2) * (5 + 3)

        [Forum Guidelines]

        L Offline
        L Offline
        leonej_dt
        wrote on last edited by
        #50

        Nicely done. Thinking out of the box! --- I had correctly proved there was not a solution whose intermediate results were all integer. From that point, I made the wrong conclusion there was no solution at all.

        Eduardo León

        A 1 Reply Last reply
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        • M Mustafa Ismail Mustafa

          OK, let's see if you guys can work this one out :) The numbers: 1, 2, 3, 4, 5 and the operations +, -, *, / can be used in any order (parenthesis are free to control the order of evaluation) All the preceding mentioned numbers and operations can be used in any order once and only once to provide the result of 28. Remember, each of the operations can be used once only and each of the numbers can be used once only. You have to use them all to achieve your goal. You may begin :) [solution] Credited to aspdotnetdev (4 - (1/2)) * (5 + 3) = 28. Points awarded. Would you like me to make this a feature? Sorta like the CCC but for us more Mathematically as opposed to being "constantly high on peyote in order to be able to answer the CCC"?

          If the post was helpful, please vote, eh! Current activities: Playing Star Craft II. Don't bother me, eh? Now and forever, defiant to the end. What is Multiple Sclerosis[^]?

          modified on Friday, October 15, 2010 2:52 PM

          realJSOPR Offline
          realJSOPR Offline
          realJSOP
          wrote on last edited by
          #51

          42

          .45 ACP - because shooting twice is just silly
          -----
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          -----
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          • M Mustafa Ismail Mustafa

            OK, let's see if you guys can work this one out :) The numbers: 1, 2, 3, 4, 5 and the operations +, -, *, / can be used in any order (parenthesis are free to control the order of evaluation) All the preceding mentioned numbers and operations can be used in any order once and only once to provide the result of 28. Remember, each of the operations can be used once only and each of the numbers can be used once only. You have to use them all to achieve your goal. You may begin :) [solution] Credited to aspdotnetdev (4 - (1/2)) * (5 + 3) = 28. Points awarded. Would you like me to make this a feature? Sorta like the CCC but for us more Mathematically as opposed to being "constantly high on peyote in order to be able to answer the CCC"?

            If the post was helpful, please vote, eh! Current activities: Playing Star Craft II. Don't bother me, eh? Now and forever, defiant to the end. What is Multiple Sclerosis[^]?

            modified on Friday, October 15, 2010 2:52 PM

            H Offline
            H Offline
            HimanshuJoshi
            wrote on last edited by
            #52

            Mustafa Ismail Mustafa wrote:

            Would you like me to make this a feature? Sorta like the CCC but for us more Mathematically as opposed to being "constantly high on peyote in order to be able to answer the CCC"?

            Yes.:thumbsup:

            N 1 Reply Last reply
            0
            • H HimanshuJoshi

              Mustafa Ismail Mustafa wrote:

              Would you like me to make this a feature? Sorta like the CCC but for us more Mathematically as opposed to being "constantly high on peyote in order to be able to answer the CCC"?

              Yes.:thumbsup:

              N Offline
              N Offline
              NormDroid
              wrote on last edited by
              #53

              :thumbsup::thumbsup: x2

              Software Kinetics - Moving Software

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              • L leonej_dt

                Nicely done. Thinking out of the box! --- I had correctly proved there was not a solution whose intermediate results were all integer. From that point, I made the wrong conclusion there was no solution at all.

                Eduardo León

                A Offline
                A Offline
                AspDotNetDev
                wrote on last edited by
                #54

                leonej_dt wrote:

                I made the wrong conclusion there was no solution at all

                I made that same conclusion myself before I was corrected. :-O

                [Forum Guidelines]

                1 Reply Last reply
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                • M Mustafa Ismail Mustafa

                  OK, let's see if you guys can work this one out :) The numbers: 1, 2, 3, 4, 5 and the operations +, -, *, / can be used in any order (parenthesis are free to control the order of evaluation) All the preceding mentioned numbers and operations can be used in any order once and only once to provide the result of 28. Remember, each of the operations can be used once only and each of the numbers can be used once only. You have to use them all to achieve your goal. You may begin :) [solution] Credited to aspdotnetdev (4 - (1/2)) * (5 + 3) = 28. Points awarded. Would you like me to make this a feature? Sorta like the CCC but for us more Mathematically as opposed to being "constantly high on peyote in order to be able to answer the CCC"?

                  If the post was helpful, please vote, eh! Current activities: Playing Star Craft II. Don't bother me, eh? Now and forever, defiant to the end. What is Multiple Sclerosis[^]?

                  modified on Friday, October 15, 2010 2:52 PM

                  P Offline
                  P Offline
                  Pete OHanlon
                  wrote on last edited by
                  #55

                  Mustafa Ismail Mustafa wrote:

                  Would you like me to make this a feature? Sorta like the CCC

                  Sounds good, but it should be introduced before I've started quaffing. Things start to get a bit fuzzy then.

                  I have CDO, it's OCD with the letters in the right order; just as they ruddy well should be

                  Forgive your enemies - it messes with their heads

                  My blog | My articles | MoXAML PowerToys | Onyx

                  M 1 Reply Last reply
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                  • P Pete OHanlon

                    Mustafa Ismail Mustafa wrote:

                    Would you like me to make this a feature? Sorta like the CCC

                    Sounds good, but it should be introduced before I've started quaffing. Things start to get a bit fuzzy then.

                    I have CDO, it's OCD with the letters in the right order; just as they ruddy well should be

                    Forgive your enemies - it messes with their heads

                    My blog | My articles | MoXAML PowerToys | Onyx

                    M Offline
                    M Offline
                    Mustafa Ismail Mustafa
                    wrote on last edited by
                    #56

                    It'd most likely be early in the morning. I might be starting this on Monday.

                    If the post was helpful, please vote, eh! Current activities: Playing Star Craft II. Don't bother me, eh? Now and forever, defiant to the end. What is Multiple Sclerosis[^]?

                    P 1 Reply Last reply
                    0
                    • M Mustafa Ismail Mustafa

                      It'd most likely be early in the morning. I might be starting this on Monday.

                      If the post was helpful, please vote, eh! Current activities: Playing Star Craft II. Don't bother me, eh? Now and forever, defiant to the end. What is Multiple Sclerosis[^]?

                      P Offline
                      P Offline
                      Pete OHanlon
                      wrote on last edited by
                      #57

                      Cool. Sounds good to me.

                      I have CDO, it's OCD with the letters in the right order; just as they ruddy well should be

                      Forgive your enemies - it messes with their heads

                      My blog | My articles | MoXAML PowerToys | Onyx

                      1 Reply Last reply
                      0
                      • M Mustafa Ismail Mustafa

                        OK, let's see if you guys can work this one out :) The numbers: 1, 2, 3, 4, 5 and the operations +, -, *, / can be used in any order (parenthesis are free to control the order of evaluation) All the preceding mentioned numbers and operations can be used in any order once and only once to provide the result of 28. Remember, each of the operations can be used once only and each of the numbers can be used once only. You have to use them all to achieve your goal. You may begin :) [solution] Credited to aspdotnetdev (4 - (1/2)) * (5 + 3) = 28. Points awarded. Would you like me to make this a feature? Sorta like the CCC but for us more Mathematically as opposed to being "constantly high on peyote in order to be able to answer the CCC"?

                        If the post was helpful, please vote, eh! Current activities: Playing Star Craft II. Don't bother me, eh? Now and forever, defiant to the end. What is Multiple Sclerosis[^]?

                        modified on Friday, October 15, 2010 2:52 PM

                        S Offline
                        S Offline
                        Single Step Debugger
                        wrote on last edited by
                        #58

                        Mustafa Ismail Mustafa wrote:

                        Would you like me to make this a feature? Sorta like the CCC but for us more Mathematically as opposed to being "constantly high on peyote in order to be able to answer the CCC"?

                        Nice!:thumbsup:

                        The narrow specialist in the broad sense of the word is a complete idiot in the narrow sense of the word. Advertise here – minimum three posts per day are guaranteed.

                        1 Reply Last reply
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                        • M Mustafa Ismail Mustafa

                          OK, let's see if you guys can work this one out :) The numbers: 1, 2, 3, 4, 5 and the operations +, -, *, / can be used in any order (parenthesis are free to control the order of evaluation) All the preceding mentioned numbers and operations can be used in any order once and only once to provide the result of 28. Remember, each of the operations can be used once only and each of the numbers can be used once only. You have to use them all to achieve your goal. You may begin :) [solution] Credited to aspdotnetdev (4 - (1/2)) * (5 + 3) = 28. Points awarded. Would you like me to make this a feature? Sorta like the CCC but for us more Mathematically as opposed to being "constantly high on peyote in order to be able to answer the CCC"?

                          If the post was helpful, please vote, eh! Current activities: Playing Star Craft II. Don't bother me, eh? Now and forever, defiant to the end. What is Multiple Sclerosis[^]?

                          modified on Friday, October 15, 2010 2:52 PM

                          M Offline
                          M Offline
                          Michael Dunn
                          wrote on last edited by
                          #59

                          And here's the Countdown clock...

                          --Mike-- Dunder-Mifflin, this is Pam.

                          M 1 Reply Last reply
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                          • M Michael Dunn

                            And here's the Countdown clock...

                            --Mike-- Dunder-Mifflin, this is Pam.

                            M Offline
                            M Offline
                            Mustafa Ismail Mustafa
                            wrote on last edited by
                            #60

                            For? The start of the MMPs? (Mega Math Puzzles | Mustafa's Math Puzzles, your pick :)) That'll be starting this Monday :)

                            If the post was helpful, please vote, eh! Current activities: Playing Star Craft II. Don't bother me, eh? Now and forever, defiant to the end. What is Multiple Sclerosis[^]?

                            1 Reply Last reply
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