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1
If the length, breadth and total surface area of a cuboid are 3 cm , 4 cm and 94 cm sq respectively, then the height of the cuboid is equal to :
7cm
47/7cm
5cm
59/7cm
2
The dimensions of a cuboidal box are 2m X 3m X 4m. The lateral surface area of the box is equal to ________________
40m sq
36m sq
48m sq
52m sq
3
If the curved surface area and the radius of a base of a cylinder are 8.8 cm sq and 0.7 cm respectively, then the height of cylinder is _____________
2 cm
10 cm
0.5 cm
1 cm
4
A metal pipe is 77 cm long. The inner diameter of a cross section is 4 cm, the outer diameter being 4.4 cm. Find its outer curved surface area. (in sq cm)
1056.3
1106.2
12.005
1064.8
5
A hemispherical bowl has inner diameter 11.2 cm. Find the volume of milk it can hold.
367.96 ml
367.66 ml
376.96 ml
306.55 ml
6
Determine the volume of a spherical shell which has an inner radius of 2 cm and an outer radius of 8 cm.
2121 cu cm
2112 cu cm
2012 cu cm
2022 cu cm
7
What is the base area of the prism if the volume of the prism is 324 cubic units and the height of the prism is 9 units.
34 sq units
36 sq units
32 sq units
38 sq units
8
The area of the base of a right circular cone is and its height is 15 cm. Find the volume of the cone.
9
A spherical ball of diameter 9 cm fits into a cubical box. Find the volume of the unoccupied space.
342 cc
348 cc
376 cc
334 cc
10
A hemispherical bowl is made of steel , 1.25 cm thick. The inner radius of the bowl is 6 cm. Find the outer curved Surface area of the bowl.
None of these
11
The thickness of the metallic tube is 1 cm and the inner diameter of the tube is 12 cm. Find the weight of 1 m long tube, if the density of the metal be .
31.86 kg
30.86 kg
13.86 kg
none of these
12
The dimensions of a class room are 8.5m X 6.5m X 5m. It has two doors each measuring 2.5m X 1m and two windows each measuring 1.5m X 1m. Find the cost of painting the dour walls and the ceiling at the rate of Rs.10 per sq m.
Rs.1972.50
Rs.1973.50
Rs.1872.50
Rs.1962.50
13
A soft drink is available in two packs:
(1) Plastic can with a rectangular base of length 5 cm and width 4 cm, having a height of 15 cm
(2) Plastic cylinder with circular base of diameter 7 cm and height 10 cm.
Which container has greater capacity and by how much?
Plastic can 65 cu cm
Plastic can 76 cu cm
Plastic can 85 cu cm
None of the above
14
Find the lateral surface area of the hollow cylinder if inner and outer radii are 2 cm, 3 cm respectively and height is 2.1 cm.
15
Find the lateral curved surface area of a cylindrical petrol tank, that is 4.2 m in diameter and 4.5 m high. How much steel was actually used if 1/12 of steel actually used was wasted in making the closed tank? (in sq meter)
56.4 & 76.5
59.4 & 95.04
34.07 & 78.65
78.66 & 97.88
16
Find the radius of the sphere if surface area of the sphere is 4400 sq m.
17
A corn cob, shaped somewhat like a cone, has the radius of its broadest end as 2.1 cm and length as 20 cm. If each 1 of the surface of the bob carries an average of four grains, find how many grains you would find on the entire cob?
530
529
531
532
18
Find radius of the hemisphere if total surface area of the hemisphere is 5544 sq cm.
19
A metal pipe is 77 cm long. The inner diameter of a cross section is 4 cm, the outer diameter being 4.4 cm. Find its total curved surface area.
2038.08
3033.04
3506.09
48001.01
20
Find the total surface area if the lateral surface area of the cube is 484 sq m.
66 sq m
121 sq m
726 sq m
2904 sq m