Maths Practice Question and Answer

Q:

निर्देश: निम्नलिखित प्रश्न में प्रश्न (?) के स्थान पर क्या आना चाहिए?

(41) 2 + (38)2 × (0.15)2=?

1632 0

  • 1
    3125.0225
    Correct
    Wrong
  • 2
    1713.49
    Correct
    Wrong
  • 3
    3125.115
    Correct
    Wrong
  • 4
    59204.0025
    Correct
    Wrong
  • 5
    इनमें से कोई नहीं
    Correct
    Wrong
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Answer : 2. "1713.49"

Q:

एक व्यक्ति 66 मीटर कपड़ा बेचकर 11 मीटर के बराबर हानि प्राप्त करता है। हानि प्रतिशत क्या है?

1632 0

  • 1
    $$ {14{2\over 7}}{\%}$$
    Correct
    Wrong
  • 2
    $$ {28{2\over 7}}{\%}$$
    Correct
    Wrong
  • 3
    $$ {19{2\over 7}}{\%}$$
    Correct
    Wrong
  • 4
    $$ {17{2\over 7}}{\%}$$
    Correct
    Wrong
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Answer : 1. "$$ {14{2\over 7}}{\%}$$"

Q:

यदि a-6b = 3  है, तो a3-216b3-54ab का मान होगा ?

1630 0

  • 1
    27
    Correct
    Wrong
  • 2
    64
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
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Answer : 1. "27"

Q:

यदि  sinθ-cosθ= \({7\over13}\) और  0º <θ<90°, है तो  sinθ+cosθका मान क्या होगा

1629 0

  • 1
    \({17\over13}\)
    Correct
    Wrong
  • 2
    \({13\over17}\)
    Correct
    Wrong
  • 3
    \({1\over13}\)
    Correct
    Wrong
  • 4
    \({1\over17}\)
    Correct
    Wrong
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Answer : 1. "\({17\over13}\)"

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