Maths Practice Question and Answer

Q:

The cost price of 12 pens is equal to the selling price of 8 pens. The profit percentage is:

1947 0

  • 1
    50 %
    Correct
    Wrong
  • 2
    40 %
    Correct
    Wrong
  • 3
    55 %
    Correct
    Wrong
  • 4
    45 %
    Correct
    Wrong
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Answer : 1. "50 %"

Q:

If the numerical value of the perimeter of an equilateral triangle is √3 times the area of it, then the length of each side of the triangle is:

1614 0

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

Q:

Shyam can complete a task in 12 days by working 10 hours a day. How many hours a day should he work to complete the task in 8 days?

1608 0

  • 1
    12
    Correct
    Wrong
  • 2
    15
    Correct
    Wrong
  • 3
    16
    Correct
    Wrong
  • 4
    14
    Correct
    Wrong
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Answer : 2. "15"

Q:

∠A, ∠B, ∠C are three angles of a triangle. If ∠A -∠B =18°, ∠B – ∠C = 45°, then, ∠B, ∠A and ∠C are

1361 0

  • 1
    69° ,88° , 24°
    Correct
    Wrong
  • 2
    69°, 88°, 23°
    Correct
    Wrong
  • 3
    69°, 87°, 24°
    Correct
    Wrong
  • 4
    69°, 89°, 22°
    Correct
    Wrong
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Answer : 3. "69°, 87°, 24°"

Q:

Find the LCM of x and (x+3).

1138 0

  • 1
    x(x+3)
    Correct
    Wrong
  • 2
    x2(x+3)
    Correct
    Wrong
  • 3
    (x+3)
    Correct
    Wrong
  • 4
    x
    Correct
    Wrong
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Answer : 1. "x(x+3)"

Q:

23+ 3+33+333+3.33=?

1801 0

  • 1
    395.33
    Correct
    Wrong
  • 2
    372.33
    Correct
    Wrong
  • 3
    702
    Correct
    Wrong
  • 4
    702.33
    Correct
    Wrong
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Answer : 1. "395.33"

Q:

When the integer n is divided by 7, the remainder is 3. What is the remainder if 5n divided by 7?

1361 0

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

Q:

What is the value of 300°?

1163 0

  • 1
    -1/2
    Correct
    Wrong
  • 2
    $$ {-1\over{\sqrt{2}}}$$
    Correct
    Wrong
  • 3
    $${-\sqrt{3}}$$
    Correct
    Wrong
  • 4
    $${-\sqrt{3}\over 2}$$
    Correct
    Wrong
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Answer : 3. "$${-\sqrt{3}}$$"

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