Number System Questions Practice Question and Answer

Q:

निम्नलिखित डेटा का अंकगणितीय माध्य है।

23, 17,20,19,21

1259 0

  • 1
    20
    Correct
    Wrong
  • 2
    19
    Correct
    Wrong
  • 3
    23
    Correct
    Wrong
  • 4
    21
    Correct
    Wrong
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Answer : 1. "20 "

Q:

m के किस मान के लिए समीकरणों की प्रणाली 17x+my+102=0 और 23x+299y+138=0 में अनंत संख्या में समाधान होंगे

1639 0

  • 1
    221
    Correct
    Wrong
  • 2
    223
    Correct
    Wrong
  • 3
    220
    Correct
    Wrong
  • 4
    219
    Correct
    Wrong
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Answer : 1. " 221 "

Q:

प्रथम पाँच प्राकृत संख्याओं के घनों का औसत ज्ञात कीजिए।

924 0

  • 1
    35
    Correct
    Wrong
  • 2
    40
    Correct
    Wrong
  • 3
    45
    Correct
    Wrong
  • 4
    50
    Correct
    Wrong
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Answer : 3. "45 "

Q:

यदि 8 अंकों की संख्या 888x53y4, 72 से विभाज्य है, तो y के अधिकतम मान के लिए (7x + 2y) का मान क्या है?

778 0

  • 1
    19
    Correct
    Wrong
  • 2
    23
    Correct
    Wrong
  • 3
    27
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 4. "15 "

Q:

यदि एक 7-अंकीय संख्या 54p3987, 11 से विभाज्य है, तो p बराबर है:

1264 0

  • 1
    4
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    5
    Correct
    Wrong
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Answer : 4. "5"

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Answer : 4. "23"

Q:

एक समानुपात में, पहला, दूसरा और चौथा पद क्रमशः 51, 68 और 108 हैं। तीसरा पद है?

749 0

  • 1
    82
    Correct
    Wrong
  • 2
    81
    Correct
    Wrong
  • 3
    83
    Correct
    Wrong
  • 4
    84
    Correct
    Wrong
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Answer : 2. "81"

Q:

वह छोटी से छोटी संख्या जो 35460 में जोड़ी जाए ताकि योगफल 3, 4, 5 और 7 से पूर्णतः विभाज्य हो जाए:

964 0

  • 1
    180
    Correct
    Wrong
  • 2
    420
    Correct
    Wrong
  • 3
    240
    Correct
    Wrong
  • 4
    84
    Correct
    Wrong
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Answer : 3. "240 "

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