Maths Practice Question and Answer

Q: एक 100 मीटर लम्बी ट्रेन एक खम्भे को 10 सैकण्ड़ में पार करती है। ट्रेन की चाल किमीं/घंटा में होगी 1801 0

  • 1
    36
    Correct
    Wrong
  • 2
    10
    Correct
    Wrong
  • 3
    54
    Correct
    Wrong
  • 4
    72
    Correct
    Wrong
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Answer : 1. "36"
Explanation :

undefined

Q:

$$ {3sin30°- 4sin^{3}30°}$$ का मान है।

1801 0

  • 1
    Sin30°
    Correct
    Wrong
  • 2
    Cos60°
    Correct
    Wrong
  • 3
    sin90°
    Correct
    Wrong
  • 4
    Cos90°
    Correct
    Wrong
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Answer : 3. "sin90°"

Q:

Study the following bar chart and answer the questions carefully.

2001 - 2002 और 2002 - 2003 के बीच एक साथ पाँच कंपनियों के समग्र बिक्री कारोबार में पूर्ण परिवर्तन क्या है?

1800 0

  • 1
    712.43
    Correct
    Wrong
  • 2
    142.48
    Correct
    Wrong
  • 3
    683.53
    Correct
    Wrong
  • 4
    655.56
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 1. "712.43"

Q: यदि एक समचतुर्भुज ABCD में ∠A=60º और AB=12 सेमी है तो BD विकर्ण होगा 1800 0

  • 1
    2√3 सेमी
    Correct
    Wrong
  • 2
    6 सेमी
    Correct
    Wrong
  • 3
    12 सेमी
    Correct
    Wrong
  • 4
    10 सेमी
    Correct
    Wrong
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Answer : 3. "12 सेमी"

Q:

यदि $${3-5x\over 2x}+{3-5y\over 2y}+{3-5z\over 2z}=0$$ है, तो $${2\over x}+{2\over y}+{2\over z}$$ का मान ज्ञात करें।

1799 0

  • 1
    20
    Correct
    Wrong
  • 2
    10
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 2. "10"

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Answer : 4. "3600"

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