Maths Practice Question and Answer

Q:

समीकरण $$ {x^{2}-24x+k=0}$$ के मूलों में से एक, x=2 है तो दूसरा मूल होगा:

1759 0

  • 1
    x=-22
    Correct
    Wrong
  • 2
    x=12
    Correct
    Wrong
  • 3
    x=22
    Correct
    Wrong
  • 4
    x=-12
    Correct
    Wrong
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Answer : 3. "x=22"

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Answer : 4. "72 cm. "

Q:

यदि p + m = 6 और p3 + m3 = 72 , तो pm का मान क्या है ? 

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  • 1
    12
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    6
    Correct
    Wrong
  • 4
    9
    Correct
    Wrong
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Answer : 2. "8 "

Q:

यदि  a + b = -2 और  a - b = 12, है तो b का मान ज्ञात करें

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  • 1
    5
    Correct
    Wrong
  • 2
    -5
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    -7
    Correct
    Wrong
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Answer : 4. "-7 "

Q:

‘CREAM’ शब्द के अक्षरों को कितने अलग-अलग तरीकों से व्यवस्थित किया जा सकता है?

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  • 1
    720
    Correct
    Wrong
  • 2
    240
    Correct
    Wrong
  • 3
    360
    Correct
    Wrong
  • 4
    504
    Correct
    Wrong
  • 5
    इनमे से कोई नहीं
    Correct
    Wrong
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Answer : 5. "इनमे से कोई नहीं"

Q:

N तीन अंकों की सबसे छोटी अभाज्य संख्या है । जब N को 13 से विभाजित किया जाता है, तो शेषफल क्या होगा? 

1758 0

  • 1
    7
    Correct
    Wrong
  • 2
    10
    Correct
    Wrong
  • 3
    8
    Correct
    Wrong
  • 4
    9
    Correct
    Wrong
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Answer : 2. " 10"

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