Maths Practice Question and Answer

Q:

If $$ {x=2-2^{1\over 3}+2 ^{2\over 3}}$$, then the value of $$ {x^{3}-6x^{2}+18x+18}$$.

1745 0

  • 1
    22
    Correct
    Wrong
  • 2
    33
    Correct
    Wrong
  • 3
    40
    Correct
    Wrong
  • 4
    45
    Correct
    Wrong
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Answer : 3. "40"

Q:

The cost price of an article is Rs. 480. If it is sold at a profit of 12.5 percent, what will be the selling price of the article?

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  • 1
    Rs. 500
    Correct
    Wrong
  • 2
    Rs.560
    Correct
    Wrong
  • 3
    Rs. 540
    Correct
    Wrong
  • 4
    Rs.492.5
    Correct
    Wrong
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Answer : 3. "Rs. 540"

Q:

(444% of 521) ÷972=?

1745 0

  • 1
    4.5
    Correct
    Wrong
  • 2
    3.5
    Correct
    Wrong
  • 3
    6.5
    Correct
    Wrong
  • 4
    2.5
    Correct
    Wrong
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Answer : 4. "2.5"

Q:

An exterior angle of a regular polygon is 72o. The sum of all the interior angles is -

1744 0

  • 1
    $$520^o$$
    Correct
    Wrong
  • 2
    $$540^o$$
    Correct
    Wrong
  • 3
    $$360^o$$
    Correct
    Wrong
  • 4
    $$480^o$$
    Correct
    Wrong
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Answer : 2. "$$540^o$$"

Q:

How much simple interest will be received in 10 years on the amount of Rs. 1600? If the rate of interest is 7.25 percent per annum.

1744 0

  • 1
    Rs. 1180
    Correct
    Wrong
  • 2
    Rs. 1160
    Correct
    Wrong
  • 3
    Rs. 1240
    Correct
    Wrong
  • 4
    Rs. 1220
    Correct
    Wrong
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Answer : 2. "Rs. 1160"

Q:

If secθ – tanθ = 1/3 what is secθ + tanθ?

1744 0

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

Q:

A man bought a chair for ₹580. At what price should he sell the chair so as to gain 25%?

1744 0

  • 1
    ₹1,080
    Correct
    Wrong
  • 2
    ₹725
    Correct
    Wrong
  • 3
    ₹590
    Correct
    Wrong
  • 4
    ₹820
    Correct
    Wrong
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Answer : 2. "₹725 "

Q: If the length of a rectangle is increased by 20% and the breadth is decreased by 10%. What will be the effect on its area? 1744 0

  • 1
    8% increase
    Correct
    Wrong
  • 2
    8% decrease
    Correct
    Wrong
  • 3
    2% increase
    Correct
    Wrong
  • 4
    2% decrease
    Correct
    Wrong
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Answer : 1. "8% increase"

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