Area questions and answers - Area problems with answers for SSC

Important Area questions and answers - Area problems:

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

(A) 1495 m²

(B) 2420 m²

(C) 2430 m²

(D) 2520 m²

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10. The breadth of a rectangular field is 60% of its length. If the perimeter of the field is 800 m, what is the area of the field?

(A) 17550 sq.m

(B) 37500 sq.m

(C) 38000 sq.m

(D) 4000 sq.m

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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 :

(A) 143000

(B) 153600

(C) 145000

(D) 365000

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

(A) 15 meters

(B) 18 meters

(C) 28 meters

(D) 30 meters

(E) None of these

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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?

(A) 17 cm

(B) 18 cm

(C) 25 cm

(D) None of these

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14. A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is:

(A) 12%

(B) 16%

(C) 18%

(D) 28%

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15. The length of a rectangle is decreased by r%, and the breadth is increased by (r+5%) Find r, if the area of the rectangle is unaltered.

(A) 6

(B) 9

(C) 12

(D) 14

(E) 20

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16. If the area of a rectangular plot increased by 30% while its breadth remains same, what will be the ratio of the areas of new and old figures?

(A) 3: 2

(B) 2: 5

(C) 1: 5

(D) 3: 5

(E) None of these

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