1. A path of uniform width surrounds a circular park. The difference of internal and external circumferences of this circular path is 132 metres. Its width is: (Take π =22/7)
(1) 22 m
(2) 20 m
(3) 21 m
(4) 24 m
2. The perimeter of a rhombus is 40 m and its height is 5 m. Its area is:
(1) 60 cm^2
(2) 50 cm^2
(3) 45 cm^2
(4) 55 cm^2
3. The area of the greatest circle inscribed inside a square of side 21 cm is (Take π =22/7)
(1) 344.5 cm^2
(2) 364.5 cm^2
(3) 346.5 cm^2
(4) 366.5 cm^2
4. The area in (in m^2) of the square which has the same perimeter as a rectangle whose length is 48 m and is 3 times its breadth, is:
(1) 1000
(2) 1024
(3) 1600
(4) 1042
5. The area of an equilateral triangle is 400√3 sq.m. Its perimeter is:
(1) 120 m
(2) 150 m
(3) 90 m
(4) 135 m
6. A took 15 sec. to cross a rectangular field diagonally walking at the rate of 52 m/min. and B took the same time to cross the same field along its sides walking at the rate of 68 m/min. The area of the field is:
(1) 30 m^2
(2) 40 m^2
(3) 50 m^2
(4) 60 m^2
7. Diameter of a wheel is 3 cm. The wheel revolves 28 times in a minute. To cover 5.280 km distance, the wheel will take (Take π =22/7):
(1) 10 minutes
(2) 20 minutes
(3) 30 minutes
(4) 40 minutes
8. The sides of a triangle are 3 cm, 4 cm and 5cm,. The area (in cm^2) of the triangle formed by joining the mid points of the triangle is:
(1) 6
(2) 3
(3) 3/2
(4) 3/4
9. A cistern of capacity 8000 litres measures externally 3.3 m by 2.6 m by 1.1 m and its walls are 5 cm thick. The thickness of the bottom is:
(1) 1 m
(2) 1.1 m
(3) 1 dm
(4) 90 cm
10. What is the least number of square tiles required to pave the floor of a room 15 m 17 cm long and 9 cm 2 cm broad?
(1) 840
(2) 841
(3) 820
(4) 814
Answers Key
1.(3)
2.(2)
3.(3)
4.(2)
5.(1)
6.(4)
7.(2)
8.(3)
9.(3)
10.(4)
1.(3)
2.(2)
3.(3)
4.(2)
5.(1)
6.(4)
7.(2)
8.(3)
9.(3)
10.(4)
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