Maths Practice Question and Answer

Q:

If the area of a circle is 154 m2 then its radius will be 

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  • 1
    7 cm.
    Correct
    Wrong
  • 2
    5 cm
    Correct
    Wrong
  • 3
    14 cm.
    Correct
    Wrong
  • 4
    3.5 cm
    Correct
    Wrong
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Answer : 1. "7 cm."

Q:

The perimeter of a right-angled triangle is 60 cm, and its hypotenuse is 26 cm. Find its area? 

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  • 1
    $$112 cm^2$$
    Correct
    Wrong
  • 2
    $$120 cm^2$$
    Correct
    Wrong
  • 3
    $$136 cm^2$$
    Correct
    Wrong
  • 4
    $$150 cm^2$$
    Correct
    Wrong
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Answer : 2. "$$120 cm^2$$"

Q:

(x+2y) (x+ 4y2 – 2xy) equal to- 

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  • 1
    $$5x^3 +8y^3$$
    Correct
    Wrong
  • 2
    $$x^3 +5y^3$$
    Correct
    Wrong
  • 3
    $$x^3 +8y^3$$
    Correct
    Wrong
  • 4
    $$2x^3 +3y^3$$
    Correct
    Wrong
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Answer : 3. "$$x^3 +8y^3$$"

Q:

If the numerator of a fraction is increased by 250% and the denominator is increased by 400%. The resultant fraction is7/19 . What is the original fraction?

1192 0

  • 1
    5/8
    Correct
    Wrong
  • 2
    10/19
    Correct
    Wrong
  • 3
    18/23
    Correct
    Wrong
  • 4
    15/17
    Correct
    Wrong
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Answer : 2. "10/19 "

Q:

What is the HCF of 16, 72 and 28 ?

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

Q:

If 551 ÷ 29 = 19 then 5.51 ÷ 0.0019 = ?

1444 0

  • 1
    2.9
    Correct
    Wrong
  • 2
    290
    Correct
    Wrong
  • 3
    2900
    Correct
    Wrong
  • 4
    0.29
    Correct
    Wrong
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Answer : 3. "2900"

Q:

Two pipes, A and B, can fill a tank in X minutes and 6 minutes, respectively. If both the pipes are used together, then they take 1.5 minute to fill the tank. Find the value of X.

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  • 1
    1 min
    Correct
    Wrong
  • 2
    4 min
    Correct
    Wrong
  • 3
    5 min
    Correct
    Wrong
  • 4
    2 min
    Correct
    Wrong
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Answer : 4. "2 min"

Q:

Rs. 1,080 invested for 3 months gave an interest of Rs. 27. The simple rate of interest per annum was :

1314 0

  • 1
    2.5%
    Correct
    Wrong
  • 2
    5%
    Correct
    Wrong
  • 3
    7.5%
    Correct
    Wrong
  • 4
    10%
    Correct
    Wrong
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Answer : 4. "10%"

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