Maths Practice Question and Answer

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Answer : 4. "60% "

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Answer : 1. "14 "

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Answer : 3. "10:8:5 "

Q:

किसी पहिये की त्रिज्या 1.75 मीटर है। 11 किमी. चलने में पहिये द्वारा तय चक्कर ज्ञात करें? 

1625 0

  • 1
    800
    Correct
    Wrong
  • 2
    900
    Correct
    Wrong
  • 3
    1000
    Correct
    Wrong
  • 4
    1200
    Correct
    Wrong
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Answer : 3. "1000"
Explanation :

According to question (2πr)n=11000 meter
then n is number of circle n=11000/2πr
n=1000 Ans.


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Answer : 3. "60 "

Q:

$$\left({sin 35°\over cos55°} \right)^2+\left({cos55°\over sin 35°} \right)^2 \ -2 sin^{3}30°$$का मान ज्ञात करों?

1625 0

  • 1
    $${7\over5}$$
    Correct
    Wrong
  • 2
    $${7\over4}$$
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    $${5\over7}$$
    Correct
    Wrong
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Answer : 2. "$${7\over4}$$"

Q:

समीकरण $$ {x^{2}-24x+k=0}$$ के मूलों में से एक, x=2 है तो दूसरा मूल होगा:

1625 0

  • 1
    x=-22
    Correct
    Wrong
  • 2
    x=12
    Correct
    Wrong
  • 3
    x=22
    Correct
    Wrong
  • 4
    x=-12
    Correct
    Wrong
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Answer : 3. "x=22"

Q:

15% छूट के बाद एक शर्ट का मूल्य 119 रुपये है। छूट से पहले शर्ट का अंकित मूल्य क्या था?

1624 0

  • 1
    Rs.129
    Correct
    Wrong
  • 2
    Rs.140
    Correct
    Wrong
  • 3
    Rs.150
    Correct
    Wrong
  • 4
    Rs.160
    Correct
    Wrong
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Answer : 2. "Rs.140"

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