Maths Practice Question and Answer

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Answer : 2. "3"

Q:

तीन संख्याएँ 5:6:7 के अनुपात में है यदि उन संख्याओं का गुणनफल 5670 है तो सबसे बड़ी संख्या है—

1286 0

  • 1
    15
    Correct
    Wrong
  • 2
    18
    Correct
    Wrong
  • 3
    21
    Correct
    Wrong
  • 4
    28
    Correct
    Wrong
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Answer : 3. "21"

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Answer : 2. "9.66"

Q:

दिए गए समीकरण में x का मान होगा।
$$ {23 ^2 + \sqrt{x}=625}$$

1285 0

  • 1
    9576
    Correct
    Wrong
  • 2
    9124
    Correct
    Wrong
  • 3
    9216
    Correct
    Wrong
  • 4
    9028
    Correct
    Wrong
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Answer : 3. "9216"

Q:

एक त्रिभुज की भुजाओं का अनुपात $$ {1\over2}$$: $$ {1\over3}$$: $$ {1\over4}$$है और उसका परिमाप 104 सेमी. है। सबसे लम्बी भुजा की लम्बाई कितनी है?

1285 0

  • 1
    52 सेमी
    Correct
    Wrong
  • 2
    48 सेमी
    Correct
    Wrong
  • 3
    44 सेमी
    Correct
    Wrong
  • 4
    40 सेमी
    Correct
    Wrong
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Answer : 2. "48 सेमी"

Q:

a,b,c का औसत 20 और b,c,d का औसत 25 है, यदि D = 30 हैं, तो A का मान है-

1285 0

  • 1
    25
    Correct
    Wrong
  • 2
    45
    Correct
    Wrong
  • 3
    30
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 4. "15"

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