Area – Aptitude Questions And Answers

Dear aspirants, in this page, we have updated the latest Questions And Answers for the topic of “Area” in Aptitude. We had given the Questions with a detailed explanation. So do study these Questions and these are only for the reference purpose.

Area – Aptitude Questions And Answers

1. An error 2% in excess is made while measuring the side of a square. What is the percentage of error in the calculated area of the square?
 
 
 
 

2. A rectangular park 60 m long and 40 m wide has two concrete crossroads running in the middle of the park and rest of the park has been used as a lawn. The area of the lawn is
2109 sq. m. what is the width of the road?
 
 
 
 

3. A towel, when bleached, lost 20% of its length and 10% of its breadth. What is the percentage decrease in area?
 
 
 
 

4. If the length of a rectangle is halved and its breadth is tripled, what is the percentage change in its area?
 
 
 
 

5. A person walked diagonally across a square plot. Approximately, what was the percent saved by not walking along the edges?
 
 
 
 

6. If each side of a square is increased by 25%, find the percentage change in its area?
 
 
 
 

7. If the radius of a circle is decreased by 50%, find the percentage decrease in its area.
 
 
 
 

8. A man walked diagonally across a square lot. Approximately, what was the percent saved by not walking along the edges?
 
 
 
 

9. A parallelogram has sides 30m and 14m and one of its diagonals is 40m long. Then its area isis 40m long. Then its area is
 
 
 
 

10. If the diagonal of a rectangle is 17cm long and its perimeter is 46 cm. Find the area of the rectangle.
 
 
 
 

11. The ratio between the length and the breadth of a rectangular park is 3 : 2. If a man cycling along the boundary of the park at the speed of 12 km/hr completes one round in 8
minutes, then the area of the park (in sq. m) is:
 
 
 
 

12. An error 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is:
 
 
 
 

13. The ratio between the perimeter and the breadth of a rectangle is 5 : 1. If the area of the rectangle is 216 sq. cm, what is the length of the rectangle?
 
 
 
 

14. The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:
 
 
 
 

15. A rectangular park 60 m long and 40 m wide has two concrete crossroads running in the middle of the park and rest of the park has been used as a lawn. If the area of the lawn is
2109 sq. m, then what is the width of the road?m, then what is the width of the road?
 
 
 
 

16. The area of a triangle is with base 4m and height 5m?
 
 
 
 

17. The area of a triangle will be when a = 1m, b = 2m, c = 3m, a, b, c being lengths of respective sides.
 
 
 
 

18. The length of each side of an equilateral triangle having an area of 4v3 cSq.m is?
 
 
 
 

19. The altitude of an equilateral triangle of side 2v3 cm is?
 
 
 
 

20. The base of a right triangle is 8 and hypotenuse is 10. Its area is?
 
 
 
 


 

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