Maths Practice Question and Answer

Q:

306, 204 और 136 का HCF ज्ञात कीजिए।

3099 0

  • 1
    17
    Correct
    Wrong
  • 2
    51
    Correct
    Wrong
  • 3
    34
    Correct
    Wrong
  • 4
    68
    Correct
    Wrong
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Answer : 3. "34"

Q: यदि Y का 80%, x है, तो x का कितना प्रतिशत y है ? 3089 0

  • 1
    75%
    Correct
    Wrong
  • 2
    80%
    Correct
    Wrong
  • 3
    100%
    Correct
    Wrong
  • 4
    125%
    Correct
    Wrong
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Answer : 4. " 125%"
Explanation :

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Q: 6वर्ष पहले कमला और सुरेश की आयु का अनुपात 6ः5 था, 4वर्ष बाद उनकी आयु का अनुपात 11ः10 हो जायेगा, सुरेश की वर्तमान आयु क्या है? 3088 0

  • 1
    13 वर्ष
    Correct
    Wrong
  • 2
    28 वर्ष
    Correct
    Wrong
  • 3
    16 वर्ष
    Correct
    Wrong
  • 4
    18 वर्ष
    Correct
    Wrong
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Answer : 3. "16 वर्ष "

Q:

एक संख्या में 123% वृद्धि की जानती है तो यह 3345 हो जाती है। तो संख्या है—

3086 0

  • 1
    1245
    Correct
    Wrong
  • 2
    1575
    Correct
    Wrong
  • 3
    1775
    Correct
    Wrong
  • 4
    1500
    Correct
    Wrong
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Answer : 4. "1500"

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Answer : 4. "Rs. 28000"
Explanation :

Answer: D) Rs. 28000 Explanation: Let the monthly salary of Shankar be = Rs.xAmount invested on expenditure = 25% = x/4;Remaning amount = 3x/4;Amount invested on children education = 20% i.e = 3x/20;Remaining amount = 3x/4 - 3x/20 = 3x/5;Remaining amount invested in three different schemes i.e is 1/3(3x/5) => x/5 = 5600Therefore x = 28000Hence, Monthly salary of Shankar is Rs. 28,000.

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