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Mathematics

Areas MCQs

Practice Areas MCQs for competitive exams.

Areas MCQs

Practice questions from this topic.

A courtyard is 25 m long and 16 m broad is to be paved with bricks of dimensions 20 cm by 10 cm. What is the total number of bricks required ?

  1. A. 16000 $${text{ bricks}}$$
  2. B. 18000 $${text{ bricks}}$$
  3. C. 20000 $${text{ bricks}}$$
  4. D. 22000 $${text{ bricks}}$$
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Four circles having equal radii are drawn with centres at the four corners of a square. Each circle touches the other two adjacent circles. If the remaining area of the square is 168 cm 2 , what is the size of the radius of the circle ? (in centimetres)

  1. A. 14 centimetres
  2. B. 1.4 centimetres
  3. C. 35 centimetres
  4. D. 21 centimetres
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A one-rupee coin is placed on a plain paper. How many coins of the same size can be placed round it so that each one touches the centre and adjacent coins ?

  1. A. 3
  2. B. 4
  3. C. 6
  4. D. 7
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Three boys are standing on a circular boundary of a fountain. They are at equal distance from each other. If the radius of the boundary is 5 m, the shortest distance between any two boys is :

  1. A. $$frac{{5sqrt 3 }}{2}m$$
  2. B. $$5sqrt 3 ,m$$
  3. C. $$frac{{15sqrt 3 }}{2}m$$
  4. D. $$frac{{10pi }}{3}m$$
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The minute hand of a clock is 7 cm long. Find the area of the sector made by the minute hand between 7 am and 7.05 am :

  1. A. 11.53 cm 2
  2. B. 12.83 cm 2
  3. C. 15.43 cm 2
  4. D. None of these
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Two boys are running on two different circular paths with same centre. If their radii are 5 m and 10 m, the maximum possible distance between them is :

  1. A. 5 m
  2. B. 10 m
  3. C. 15 m
  4. D. 20 m
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The areas of two circular fields are in the ratio 16 : 49. If the radius of the latter is 14 m, the what is the radius of the former ?

  1. A. 4 m
  2. B. 8 m
  3. C. 18 m
  4. D. 32 m
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The area of a circular field is equal to the area of a rectangular field. The ratio of the length and the breadth of the rectangular field is 14 : 11 respectively and perimeter is 100 metres. What is the diameter of the circular field ?

  1. A. 14 m
  2. B. 22 m
  3. C. 24 m
  4. D. 28 m E. None of these
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A field in the form of a parallelogram has one side 150 metres and its distance from the opposite side is 80 metres. The cost of watering the field at the rate of 50 paise per square metre is :

  1. A. Rs. 3500
  2. B. Rs. 5000
  3. C. Rs. 6000
  4. D. Rs. 7000
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If the perimeter of a right-angled isosceles triangle is $$left( {4sqrt 2 + 4} right)$$ cm, the length of the hypotenuse is :

  1. A. 4 cm
  2. B. 6 cm
  3. C. 8 cm
  4. D. 10 cm
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The area of a square is twice that of a rectangle. The perimeter of the rectangle is 10 cm. If its length and breadth each is increased by 1 cm, the area of the rectangle become equal to the area of the square. The length of side of the square is :

  1. A. $$2sqrt 3 $$ cm
  2. B. $$3sqrt 2 $$ cm
  3. C. $$4sqrt 3 $$ cm
  4. D. $$12 $$ cm
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If the length of the diagonal of a square is 20 cm, then its perimeter must be :

  1. A. $$10sqrt 2 ,$$ cm
  2. B. $$40 $$ cm
  3. C. $$40sqrt 2 ,$$ cm
  4. D. $$ 200 $$ cm
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