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  3. How are you in maths?

How are you in maths?

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  • V vonb

    Here: http://www.telegraph.co.uk/education/educationnews/10490243/OECD-education-report-Test-your-maths.html[^] I had some errors..

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    RedDk
    wrote on last edited by
    #59

    I am a pusillanimous pettifogger.

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    • N Nagy Vilmos

      10/10 All very easy.

      speramus in juniperus

      pkfoxP Offline
      pkfoxP Offline
      pkfox
      wrote on last edited by
      #60

      Same here Nagy

      We can’t stop here, this is bat country - Hunter S Thompson RIP

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      • V vonb

        Here: http://www.telegraph.co.uk/education/educationnews/10490243/OECD-education-report-Test-your-maths.html[^] I had some errors..

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        pkfoxP Offline
        pkfoxP Offline
        pkfox
        wrote on last edited by
        #61

        100% no calculator or pen and paper, cmon guys this is primary school stuff.

        We can’t stop here, this is bat country - Hunter S Thompson RIP

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        • V vonb

          Here: http://www.telegraph.co.uk/education/educationnews/10490243/OECD-education-report-Test-your-maths.html[^] I had some errors..

          The signature is in building process.. Please wait...

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          piyush_singh
          wrote on last edited by
          #62

          Scored 90/100. :cool: (Inspite of using the calculator after Q5 :^) )

          Piyush K Singh

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          • D Dan Neely

            Before being allowed to use one rotted my brain I was able to do problems like 98*76 or 9*876 in my head faster than anyone could tap the buttons on the idiot box and win about half the time with problems like 98*765 or 9*8765. If I wanted to show off I could do problems like 9876*54321 too but had no chance of beating a button masher. My informal test for how clueful grade school teachers were was to see how long it took before they realized that if they were going to offer a prize for a basic in class math-game (generally flashcard speed) that unless they offered them for the top two spots they might as well just save some time and give it to me at the start of the day.

            Did you ever see history portrayed as an old man with a wise brow and pulseless heart, waging all things in the balance of reason? Is not rather the genius of history like an eternal, imploring maiden, full of fire, with a burning heart and flaming soul, humanly warm and humanly beautiful? --Zachris Topelius Training a telescope on one’s own belly button will only reveal lint. You like that? You go right on staring at it. I prefer looking at galaxies. -- Sarah Hoyt

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            Simon ORiordan from UK
            wrote on last edited by
            #63

            Taylor Series Expansion is Maths. This just Arithmetic, chaps.

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            • V vonb

              Here: http://www.telegraph.co.uk/education/educationnews/10490243/OECD-education-report-Test-your-maths.html[^] I had some errors..

              The signature is in building process.. Please wait...

              Sander RosselS Offline
              Sander RosselS Offline
              Sander Rossel
              wrote on last edited by
              #64

              :sigh:

              It's an OO world.

              public class Sander : Lazy<Person>{
              public void DoWork(){ throw new NotImplementedException(); }
              }

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              • D DaveAuld

                It is an adaptive quiz that takes into account your answer as well as how long you take to answer. It stopped after 10 for you because it didn't think you can handle any of the harder questions. :)

                Dave Find Me On: Web|Facebook|Twitter|LinkedIn|GitHub


                Folding Stats: Team CodeProject

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                Lost User
                wrote on last edited by
                #65

                The less you answer the higher the mark you get, this will decrease the possibility of errors.

                My Name in English[^] Translation done By OriginalGriff

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                • I Iain Clarke Warrior Programmer

                  That's the only one I got wrong, as I missed the "in cm" bit at the end. Not really math, more reading. Iain.

                  I am one of "those foreigners coming over here and stealing our jobs". Yay me!

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                  Stefan_Lang
                  wrote on last edited by
                  #66

                  Yep, I almost missed that one, too. But then I'm used to specifications arriving late ;P

                  GOTOs are a bit like wire coat hangers: they tend to breed in the darkness, such that where there once were few, eventually there are many, and the program's architecture collapses beneath them. (Fran Poretto)

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                  • Sander RosselS Sander Rossel

                    :sigh:

                    It's an OO world.

                    public class Sander : Lazy<Person>{
                    public void DoWork(){ throw new NotImplementedException(); }
                    }

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                    Pete81E
                    wrote on last edited by
                    #67

                    9/10, but surely the right answer here is 8am? 18km at 1.5 km/h will take 12 hours? The Gotemba walking trail up Mount Fuji is about 9 kilometres (km) long. Walkers need to return from the 18 km walk by 8pm. Toshi estimates that he can walk up the mountain at 1.5 kilometres per hour on average, and down at twice that speed. These speeds take into account meal breaks and rest times. Using Toshi’s estimated speeds, what is the latest time he can begin his walk so that he can return by 8pm? 10am 11am 12pm 1pm

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                    • P Pete81E

                      9/10, but surely the right answer here is 8am? 18km at 1.5 km/h will take 12 hours? The Gotemba walking trail up Mount Fuji is about 9 kilometres (km) long. Walkers need to return from the 18 km walk by 8pm. Toshi estimates that he can walk up the mountain at 1.5 kilometres per hour on average, and down at twice that speed. These speeds take into account meal breaks and rest times. Using Toshi’s estimated speeds, what is the latest time he can begin his walk so that he can return by 8pm? 10am 11am 12pm 1pm

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                      Pete81E
                      wrote on last edited by
                      #68

                      Sorry, missed "down at twice that speed..." Oops...

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                      • L Lost User

                        I haven't owned a Calculator in my life. Does that make me a genius?

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                        greldak
                        wrote on last edited by
                        #69

                        so you don't own a mobile phone - I haven't seen one, not even a dumb one that doesn't include a calculator - or a PC - Windows comes with one, every version of Linux I've seen also does, I suspect Macs do as well. So I'll go with the poor option as well.

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                        • D DaveAuld

                          10/10, as usual with these types of questions, the maths is fairly easy. It is reading and understanding the question that tends to trip folk up because they rush, then apply the wrong logic.

                          Dave Find Me On: Web|Facebook|Twitter|LinkedIn|GitHub


                          Folding Stats: Team CodeProject

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                          Stefan_Lang
                          wrote on last edited by
                          #70

                          I agree. This was less of a maths tests than a reading comprehension test.

                          GOTOs are a bit like wire coat hangers: they tend to breed in the darkness, such that where there once were few, eventually there are many, and the program's architecture collapses beneath them. (Fran Poretto)

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                          • R Roger Wright

                            On #7, that's a very astute observation! The obvious solution, and the one most of us used and were scored as correct, is that all three compartments are full. But of the three, only two will be entering; one will be filled with people leaving. Your answer is technically correct in a real world sense, but when has a mathematician concerned himself with reality? :-D On #9, I don't know which you picked, but 26.58 is clearly 0.08 larger than 26.5. It is normal practice to omit trailing zeroes unless a fixed width format is specified.

                            Will Rogers never met me.

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                            Stefan_Lang
                            wrote on last edited by
                            #71

                            Actually none of the answers were correct, not even mathematically, unless the question had been "how many people could pass the door in 30 minutes on average?" My point is that if people start entering at T0=0 no one is in either compartment, and it will take about the time of half a rotation (~7.5s) before the first pair of persons will emerge on the other side. After that 2 persons will exit the door every 5 seconds (1/3rd of the time of a full rotation). At T1=30minutes, 30*60=1800 seconds have passed, but only 1792.5 seconds have passed since the emergence of the first pair, so only 358 pairs will have time to pass after the first one (taking 358*5s=1790s), for a total of 718 people, not 720! I am well aware that this answer is even less practically useful than 720, but if this is supposed to be a math test, such a subtlety should be considered! A similar, but less complex question would be this: You want to build a fence that is 30m long, and you need to put a fence post every 2m. How many fence posts do you need? This is a typical "one-off" question, where you need to consider the exact starting and stopping conditions to make sure your count is not one off the actual number. It should be well known to programmers too, when it comes to counting loop iterations!

                            GOTOs are a bit like wire coat hangers: they tend to breed in the darkness, such that where there once were few, eventually there are many, and the program's architecture collapses beneath them. (Fran Poretto)

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                            • P Pete81E

                              9/10, but surely the right answer here is 8am? 18km at 1.5 km/h will take 12 hours? The Gotemba walking trail up Mount Fuji is about 9 kilometres (km) long. Walkers need to return from the 18 km walk by 8pm. Toshi estimates that he can walk up the mountain at 1.5 kilometres per hour on average, and down at twice that speed. These speeds take into account meal breaks and rest times. Using Toshi’s estimated speeds, what is the latest time he can begin his walk so that he can return by 8pm? 10am 11am 12pm 1pm

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                              S Offline
                              Stefan_Lang
                              wrote on last edited by
                              #72

                              The text was a bit confusing as the "18km" imply the total of both ways, but each half was to be calculated differently. Like pretty much every other question here it was more of a reading comprehension test than maths. :doh:

                              GOTOs are a bit like wire coat hangers: they tend to breed in the darkness, such that where there once were few, eventually there are many, and the program's architecture collapses beneath them. (Fran Poretto)

                              1 Reply Last reply
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                              • V vonb

                                Here: http://www.telegraph.co.uk/education/educationnews/10490243/OECD-education-report-Test-your-maths.html[^] I had some errors..

                                The signature is in building process.. Please wait...

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                                MikeD 2
                                wrote on last edited by
                                #73

                                Thanks for posting this, it was a welcome distraction. Of course the 10/10 helped (yes, I used a calculator, why do the heavy lifting yourself if you have a crane handy :) )

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                                • P Pete81E

                                  9/10, but surely the right answer here is 8am? 18km at 1.5 km/h will take 12 hours? The Gotemba walking trail up Mount Fuji is about 9 kilometres (km) long. Walkers need to return from the 18 km walk by 8pm. Toshi estimates that he can walk up the mountain at 1.5 kilometres per hour on average, and down at twice that speed. These speeds take into account meal breaks and rest times. Using Toshi’s estimated speeds, what is the latest time he can begin his walk so that he can return by 8pm? 10am 11am 12pm 1pm

                                  Sander RosselS Offline
                                  Sander RosselS Offline
                                  Sander Rossel
                                  wrote on last edited by
                                  #74

                                  I think you are replying to the wrong message. I never said anything about what you said...

                                  It's an OO world.

                                  public class Sander : Lazy<Person>{
                                  public void DoWork(){ throw new NotImplementedException(); }
                                  }

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                                  0
                                  • V vonb

                                    Here: http://www.telegraph.co.uk/education/educationnews/10490243/OECD-education-report-Test-your-maths.html[^] I had some errors..

                                    The signature is in building process.. Please wait...

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                                    matt314hew
                                    wrote on last edited by
                                    #75

                                    Got a 10 out of 10. Was pretty simple, but it should have been simple for someone that majored in Mathematics in college.

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                                    • V vonb

                                      Here: http://www.telegraph.co.uk/education/educationnews/10490243/OECD-education-report-Test-your-maths.html[^] I had some errors..

                                      The signature is in building process.. Please wait...

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                                      musicm122
                                      wrote on last edited by
                                      #76

                                      Lazy..... Too lazy to take a math test willingly to see how good I am at math.

                                      I haz a Blog. It is Delicious.

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                                      • V vonb

                                        Here: http://www.telegraph.co.uk/education/educationnews/10490243/OECD-education-report-Test-your-maths.html[^] I had some errors..

                                        The signature is in building process.. Please wait...

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                                        grgran
                                        wrote on last edited by
                                        #77

                                        I refuse to take part is such a travesty. Imagine being tested by a country that pluralizes Math and sells weight in stones in monetary units of pounds ... it's just crazy. :laugh:

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                                        • V vonb

                                          Here: http://www.telegraph.co.uk/education/educationnews/10490243/OECD-education-report-Test-your-maths.html[^] I had some errors..

                                          The signature is in building process.. Please wait...

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                                          RafagaX
                                          wrote on last edited by
                                          #78

                                          I used to be good in math, and let it be that way... ;P

                                          CEO at: - Rafaga Systems - Para Facturas - Modern Components for the moment...

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