maths Practice Question and Answer

Q: A wheel can travel 22 km. in 100 rounds. Find the radius of that wheel. 2763 0

  • 1
    42 mtr
    Correct
    Wrong
  • 2
    28 mtr.
    Correct
    Wrong
  • 3
    35 mtr
    Correct
    Wrong
  • 4
    49 mtr
    Correct
    Wrong
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Answer : 3. "35 mtr"

Q: Ratio between areas of two squares is 36:25. What would be the ratio between their perimeter. 1423 0

  • 1
    5:4
    Correct
    Wrong
  • 2
    6:5
    Correct
    Wrong
  • 3
    4:6
    Correct
    Wrong
  • 4
    8:7
    Correct
    Wrong
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Answer : 2. "6:5"
Explanation :

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Q: If area of a circular jogging track is 3850 sq.metres. What is the circumference of the jogging track? 2001 0

  • 1
    225 metres
    Correct
    Wrong
  • 2
    214 metres
    Correct
    Wrong
  • 3
    220 metres
    Correct
    Wrong
  • 4
    235 metres
    Correct
    Wrong
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Answer : 3. "220 metres"
Explanation :

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Q: The ratio of length and breadth of a rectangular plot is 71:16 respectively. The area of the plot is 17324 sq.metres. What is the perimeter of the plot? 2121 0

  • 1
    284 metres
    Correct
    Wrong
  • 2
    528 metres
    Correct
    Wrong
  • 3
    264 metres
    Correct
    Wrong
  • 4
    614 metres
    Correct
    Wrong
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Answer : 2. "528 metres"
Explanation :

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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? 1274 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"

Q: The area of a rectangle with 10 cm length is equal to the area of a circle. Find the circumference of the circle. 3044 1

  • 1
    36 cm
    Correct
    Wrong
  • 2
    34 cm
    Correct
    Wrong
  • 3
    26 cm
    Correct
    Wrong
  • 4
    cannot be determined
    Correct
    Wrong
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Answer : 4. "cannot be determined"
Explanation :

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Q: The length of a rectangle, which is 25 cm is equal to the length of a square and the area of the rectangle is 125 square cm less than the area of the square. What is the breadth of the rectangle? 2015 0

  • 1
    15 cm
    Correct
    Wrong
  • 2
    20 cm
    Correct
    Wrong
  • 3
    12 cm
    Correct
    Wrong
  • 4
    14 cm
    Correct
    Wrong
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Answer : 2. "20 cm"
Explanation :

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Q: The ratio of length and breadth of rectangle is 5:2 respectively. The respective ratio of its perimeter and area is 1:3 (irrespective of the unit). What is the length of the rectangle? 2410 0

  • 1
    27 units
    Correct
    Wrong
  • 2
    32 units
    Correct
    Wrong
  • 3
    21 units
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 3. "21 units"
Explanation :

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