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Question 1
The length of the diagonal of a square is ‘a’ cm. Which of the following represents the area of the square (in sq. cm.)?
Question 2
If the length of a rectangle is increased by 10% and its breadth is decreased by 10%, the change in its area will be
Question 3
A rectangular garden is 100 m × 80 m. There is a path along the garden and just outside it. Width of the path is 10m. The area of the path is
Question 4
The area of a trapezium is 105 sq. m and, the lengths of its parallel sides are 9 m and 12 m respectively. Find the perpendicular distance between the two parallel sides.
Question 5
The four equal circles of radius 4cm, drawn on the four corners of a square, touch each other externally. What will be the area of the portion of the square which is not part of any of the four circles?
Question 6
The length (in metres) of the longest rod that can be put in a room of dimensions 10 m × 10 m × 5 m is
Question 7
The ratio of the radii of two circles is 1 : 2, then the ratio of their area is :
Question 8
A metal pipe is 21 cm long and its exterior diameter is 8 cm. If the thickness of the pipe is 1 cm and the metal weighs 8 gm/cm3, the weight of the pipe (in kg.) is
Question 9
The area of the four walls of a room is 660 m2 and its length is twice its breadth. If the height of the room is 11 m, then area of its floor (in m2) is
Question 10
If a circular wheel makes 1000 revolution in travelling a distance of 11 km, then the radius of wheel is (take π =22/7)
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Nov 20SSC & Railway
