close
    8 holes with a diameter of 12mm are drilled on a plate. if the holes are spaced 6mm apart and there must be 10mm on each end, how long a plate is needed?

    0  Views: 674 Answers: 1 Posted: 10 years ago

    1 Answer

    158mm, if you drill from one end to another....like a plank
    10mm x 2 for the ends  = 20mm
    6mm between 1 and 2, 2 and 3, 3 and 4, 4 and 5, 5 and 6, 6 and 7, 7 and 8  =  7 x 6 = 42mm 
    12mm x 8 holes = 96mm


     20
     42
     96 
    158 mm



    Top contributors in Science & Mathematics category

     
    ROMOS
    Answers: 53 / Questions: 0
    Karma: 2940
     
    Bob/PKB
    Answers: 63 / Questions: 0
    Karma: 1830
     
    Colleen
    Answers: 84 / Questions: 0
    Karma: 1760
     
    Benthere
    Answers: 1 / Questions: 0
    Karma: 1670
    > Top contributors chart

    Unanswered Questions

    452321
    questions
    719724
    answers
    754267
    users