Maths Practice Question and Answer

Q:

рджреЛ рд╕рдВрдЦреНрдпрд╛ рддреАрд╕рд░реА рд╕рдВрдЦреНрдпрд╛ рд╕реЗ рдХреНрд░рдорд╢рдГ┬а50%┬ардФрд░┬а54%┬а┬ардХрдо рд╣реИред рдкрд╣рд▓реА рд╕рдВрдЦреНрдпрд╛ рдХреА рддреБрд▓рдирд╛ рдореЗрдВ рджреВрд╕рд░реА рд╕рдВрдЦреНрдпрд╛ рдХрд┐рддрдиреЗ рдкреНрд░рддрд┐рд╢рдд рдХрдо рд╣реИ?

2320 0

  • 1
    13%
    Correct
    Wrong
  • 2
    10%
    Correct
    Wrong
  • 3
    12%
    Correct
    Wrong
  • 4
    рдирд┐рд░реНрдзрд╛рд░рд┐рдд рдирд╣реАрдВ рдХрд┐рдпрд╛ рдЬрд╛ рд╕рдХрддрд╛ рд╣реИ
    Correct
    Wrong
  • 5
    рдЗрдирдореЗрдВ рд╕реЗ рдХреЛрдИ рдирд╣реАрдВ
    Correct
    Wrong
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Answer : 2. "10% "

Q:

рдпрджрд┐┬аa + b + c=15, abc=120 ┬ардФрд░┬а(ab+bc+ca)=74,┬ард╣реИ,┬арддреЛ┬а┬аa3+b3+c3┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИ?

2316 0

  • 1
    405
    Correct
    Wrong
  • 2
    450
    Correct
    Wrong
  • 3
    401
    Correct
    Wrong
  • 4
    403
    Correct
    Wrong
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Answer : 1. "405"

Q:

рдпрджрд┐┬аU + V = 80┬ардФрд░┬аU: V = 5: 3┬ард╣реИ рддреЛ┬аU-V┬ард╣реИ.

2303 0

  • 1
    20
    Correct
    Wrong
  • 2
    30
    Correct
    Wrong
  • 3
    15
    Correct
    Wrong
  • 4
    40
    Correct
    Wrong
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Answer : 1. "20"

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