Aptitude   Area  Practice Q&A

1. The length of a rectangle is twice its breadth. If its length is decreased by 5 cm and breadth is increased by 5 cm, the area of the rectangle is increased by 75 sq.cm. What is the length of the rectangle?

18 cm 16 cm 40 cm 20 cm

2. 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:

15360 153600 30720 307200

3. The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area?

25% increase 50% increase 50% decrease 75% decrease

4. The diagonal of the floor of a rectangular closet is 7$ \dfrac{1}{2} $ feet. The shorter side of the closet is 4$ \dfrac{1}{2} $ feet. What is the area of the closet in square feet?

5 $ \frac{1}{4} $ 13 $ \frac{1}{2} $ 27 37

5. The length of a rectangular plot is 20 metres more than its breadth. If the cost of fencing the plot @ 26.50 per metre is Rs. 5300, what is the length of the plot in metres?

40 50 None of these Data inadequate

6. 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?

2.91 m 3 m 5.82 m None of these

7. What is the least number of squares tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad?

814 820 840 844

8. The area of a rectangle plot is 460 square metres. If the length is 15% more than the breadth, what is the breadth of the plot?

14 metres 20 metres 18 metres 12 metres

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

40% 42% 44% 46%

10. The difference between the length and breadth of a rectangle is 23 m. If its perimeter is 206 m, then its area is:

1520 m2 2420 m2 2480 m2 2520 m2


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