Area – Aptitude MCQ Questions – 08 Posted on July 11, 2020July 11, 2020 by admin 0 Created on July 11, 2020 By admin Area – Aptitude MCQ Questions - 08 1 / 10 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 : A. 21 cm2 B. 0.5√21 cm2 C. 1.5√21 cm2 D. 2√21 cm2 2 / 10 2. The areas of two equilateral triangles are in the ratio 25 : 36. Their altitudes will be in the ratio : A. 25 : 36 B. 36 : 25 C. 5 : 6 D. √5 : √6 3 / 10 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 : A. 5 cm B. 6 cm C. 7 cm D. 8 cm 4 / 10 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 ? A. 88 units B. 132 units C. 616 units D. Cannot be determined E. None of these 5 / 10 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 ? A. 4 B. 4.5 C. 24 D. 25 E. None of these 6 / 10 6. The area of the largest circle, that can be drawn inside a rectangle with side 18 cm by 14 cm, is : A. 49 cm2 B. 154 cm2 C. 378 cm2 D. 1078 cm2 7 / 10 7. If the radius of a circle is increased by 75%, then its circumference will increase by : A. 25% B. 50% C. 75% D. 100% 8 / 10 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 : A. 75 B. 76 C. 72 D. 74 9 / 10 9. What would be the area of a rectangle whose area is equal to the area of a circle of radius 7 cm ? A. 77 cm2 B. 154 cm2 C. 184 cm2 D. 180 cm2 10 / 10 10. The perimeter of a rectangle is 60 metres. If its length is twice its breadth, then its area is : A. 160 m2 B. 180 m2 C. 200 m2 D. 220 m2 Your score is The average score is 0% LinkedIn Facebook Twitter 0% Restart quiz
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 :
2. The areas of two equilateral triangles are in the ratio 25 : 36. Their altitudes will be in the ratio :
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 :
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 ?
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 ?
6. The area of the largest circle, that can be drawn inside a rectangle with side 18 cm by 14 cm, is :
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 :
9. What would be the area of a rectangle whose area is equal to the area of a circle of radius 7 cm ?
10. The perimeter of a rectangle is 60 metres. If its length is twice its breadth, then its area is :