maths Practice Question and Answer

Q: A rectangular plot has the ratio of 5:3 between length and breath. If the perimeter of the plot is 320 mtr. What’s the area of the plot? 1993 0

  • 1
    6000 sq.mtr.
    Correct
    Wrong
  • 2
    12000 sq.mtr.
    Correct
    Wrong
  • 3
    4500 sq.mtr.
    Correct
    Wrong
  • 4
    18000 sq.mtr.
    Correct
    Wrong
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Answer : 1. "6000 sq.mtr."
Explanation :

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Q: Area of a rectangle is 4 times than that of a square. Breath of rectangle is 12cm. and length of side of square. What is the length of the side of square? 1946 0

  • 1
    10 cm
    Correct
    Wrong
  • 2
    12 cm
    Correct
    Wrong
  • 3
    14 cm
    Correct
    Wrong
  • 4
    16 cm
    Correct
    Wrong
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Answer : 2. "12 cm"
Explanation :

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Q: Ratio between areas of two squares is 36:25. What would be the ratio between their perimeter. 1442 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 the length of a rectangle is increased by 20% and the breadth is decreased by 10%. What will be the effect on its area? 1294 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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