Area – Aptitude MCQ Questions – 08

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Area – Aptitude MCQ Questions - 08

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1. The perimeter of an isosceles triangle is equal to 14 cm and the lateral side is to the base in the ratio 5 : 4. The area of the triangle is :

 

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2. The areas of two equilateral triangles are in the ratio 25 : 36. Their altitudes will be in the ratio :

 

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3. A diagonal of a rhombus is 6 cm. If its area is 24 cm2 then the length of each side of the rhombus is :

 

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4. The magnitude of the area of a circle is seven times that of its circumference. What is the circumference (in units) of the circle ?

 

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5. A small disc of radius r is cut out from a disc of radius R. The weight of the disc which now has a hole in it, is reduced to 24/25 of the original weight. If R = xr, what is the value of x ?

 

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6. The area of the largest circle, that can be drawn inside a rectangle with side 18 cm by 14 cm, is :

 

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7. If the radius of a circle is increased by 75%, then its circumference will increase by :

 

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8. A plate on square base made of brass is of length x cm and width 1 mm. The plate weights 4725 gm. If 1 cubic cm cm of brass weight 8.4 grams, then the value of x is :

 

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9. What would be the area of a rectangle whose area is equal to the area of a circle of radius 7 cm ?

 

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10. The perimeter of a rectangle is 60 metres. If its length is twice its breadth, then its area is :

 

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