>> Aptitude >> Mensuration
1). The length and breadth of a rectangle is 136 cm. and 102 cm respectively, its area is
A). 1.88 \( \Large m^{2} \) B). 1.72 \( \Large m^{2} \)
C). 1.39 \( \Large m^{2} \) D). 1.46 \( \Large m^{2} \)
2). The area of a rhombus is 120 \( \Large cm^{2} \). If one of its diagonals is of length 10 cm, then length of one of its sides is
A). 12 cm B). 13 cm
C). 24 cm D). \( \Large 2\sqrt{30} cm \)
3). The area of a rectangular ground is 12500 \( \Large m^{2} \). If its length is 125 m, then its perimeter is
A). 250 m B). 550 m
C). 450 m D). 500 m
4). The length and the breadth of a rectangle are 120 meters and 50 meters respectively, then length of the diagonal of the rectangle is
A). 130 m B). 125 m
C). 120 m D). 135 m
5). Three cubes whose edges measure 3 cm, 4cm and 5cm respectively are melted to form a new cube. The surface area of the new cube is
A). 50 \( \Large m^{2} \) B). 216 \( \Large cm^{2} \)
C). 250 \( \Large cm^{2} \) D). 300 \( \Large cm^{2} \)
6). The length and breadth of a hall are 60m and 50m respectively. Length of a 2 meter wide carpet to cover the whole floor of the room is
A). 3000 m B). 1500 m
C). 110 m D). 150 m
7). The areas of a rectangle and a square are equal. The side of the square is 5 cm and the smaller side of the rectangle is half that of the square. The length of other side of the rectangle would be
A). 5 cm B). 8 cm
C). 10 cm D). 12.5 cm
8). A rectangular hall 108 meters long is paved with 7128 tiles each measuring 5 \( \Large dm^{2} \), then Width of the plot is
A). 3.3 m B). 330 m
C). 33 m D). 0.33 m
9). The perimeter of a square is 12 cm and that of another is 16 cm. The side of a square whose area is equal to the sum of the areas of the above two squares would be
A). 4 cm B). 5 cm
C). 5.5 m D). 6 cm.
10). If length of a square is doubled its area will increase
A). two times B). three times
C). four times D). 16 times