Maths Practice Question and Answer

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Answer : 3. "$$ {192\sqrt{3}}\ cm^{2}$$"

Q:

Sin (45 + θ) – Cos (45 – θ) का मान है—

1330 1

  • 1
    2 Sin θ
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    2 Cosθ
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
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Answer : 4. "0"

Q:

सरल करें  $${-(4-6)^2-3(-2)+।-6।\over 18-9÷3×5}$$

1329 0

  • 1
    $$4\over 7$$
    Correct
    Wrong
  • 2
    $$8\over 3$$
    Correct
    Wrong
  • 3
    $$3\over 8$$
    Correct
    Wrong
  • 4
    $$7\over 4$$
    Correct
    Wrong
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Answer : 2. "$$8\over 3$$"

Q:

100 और 200 के बीच के सभी संख्याओं का औसत क्या है, जो 13 से विभाज्य हो?

1328 0

  • 1
    147.5
    Correct
    Wrong
  • 2
    145.5
    Correct
    Wrong
  • 3
    143.5
    Correct
    Wrong
  • 4
    149.5
    Correct
    Wrong
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Answer : 4. "149.5"

Q:

एक आयत की लम्बाई 60% बढ़ा दी गई है, तो उसकी चौड़ाई कितने प्रतिशत कम कर दी जाए ताकि उसका क्षेत्रफल समान रहे?

1328 0

  • 1
    27.5%
    Correct
    Wrong
  • 2
    37.5%
    Correct
    Wrong
  • 3
    25%
    Correct
    Wrong
  • 4
    60%
    Correct
    Wrong
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Answer : 2. "37.5%"

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