Volume and Surface Area Questions Practice Question and Answer
8 Q: There is a circular garden of radius 21 metres. A path of width 3.5 metres is constructed just outside the garden. What is the area (in metres) of the path?
714 0600a88d67cf1e8512ed31f0e
600a88d67cf1e8512ed31f0e- 1500.50true
- 2575.60false
- 3521.20false
- 4560.70false
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Answer : 1. "500.50 "
Q: What is the area ( in cm2 ) of the circumcircle of a triangle whose sides are 6 cm , 8 cm and 10 cm respectively ?
684 060093c3d70bfa73e5e1df2de
60093c3d70bfa73e5e1df2de- 1$$ {275\over 7}$$false
- 2$$ {2200\over 7}$$false
- 3$$ {550\over 7}$$true
- 4$$ {1100\over 7}$$false
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Answer : 3. "$$ {550\over 7}$$"
Q: The base of right prism is a trapezium whose parallel sides are 11 cm and 15 cm and the distance between them is 9 cm. If the volume of the prism is 1731.6 cm3, then the height (in cm) of the prism will be:
902 06007f1151187ab386914c33b
6007f1151187ab386914c33b- 115.2false
- 214.8true
- 315.6false
- 414.2false
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Answer : 2. "14.8"
Q: The areas of the three adjacent faces of a cuboid are 32 cm2, 24 cm2 and 48cm2. What is the volume of the cuboid?
756 06007ece9a41f3f2fa419b494
6007ece9a41f3f2fa419b494- 1288 cm3false
- 2256 cm3false
- 3128 cm3false
- 4192 cm3true
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Answer : 4. "192 cm3"
Q: Base of a right pyramid is a square. The length of diagonal of the base is $$ {12\sqrt{2}}$$ cm. If each lateral surface of the pyramid is an equilateral triangle, then its volume (in cu.cm) is
787 060055250f5c84e7440611306
60055250f5c84e7440611306- 1$$ {288\sqrt{3}}$$true
- 2$$ {208\sqrt{2}}$$false
- 3$$ {288\sqrt{2}}$$false
- 4288false
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Answer : 1. "$$ {288\sqrt{3}}$$"
Q: The curved surface area of a right circular cylinder of radius 2 cm is 264 cm2. The height of the cylinder, in cm, is
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600552117a0c6e1017db924e- 142false
- 214false
- 310.5false
- 421true
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Answer : 4. "21"
Q: The diameter of a roller is 84 cm and its length is 120 cm. It makes 500 complete revolutions to move once over to level a playground. Find the area of the playground.
745 06005502ef5c84e7440610c9d
6005502ef5c84e7440610c9d- 11590 sq.cmfalse
- 21594 sq.cmfalse
- 31580 sq.cmfalse
- 41584 sq.cmtrue
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Answer : 4. "1584 sq.cm"
Q: The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height.
711 05ffc32b923210f22f330340a
5ffc32b923210f22f330340a- 13 : 7false
- 27 : 3true
- 36 : 7false
- 47 : 6false
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