Volume and Surface Area Questions Practice Question and Answer
8 Q: The diameter of a circle is equal to the perimeter of a square whose area is 3136 sq cm. What is the circumference of the circle?
748 05fd9c1ba079b5044b4650b98
5fd9c1ba079b5044b4650b98- 1352 cmfalse
- 2704 cmtrue
- 3394 cmfalse
- 4Cannot be determinedfalse
- 5None of thesefalse
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Answer : 2. "704 cm"
Q: The curved surface area of a cylindrical pillar is $$ {264 m^{2}}$$ and its volume is $$ {924 m^{3}}$$. Find the ratio of its diameter to its height.
550 05fd34d9cc46a213fc5c57945
5fd34d9cc46a213fc5c57945- 13 : 7false
- 27 : 3true
- 36 : 7false
- 47 : 6false
- 55 : 4false
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Answer : 2. "7 : 3"
Q: The volume of a solid right circular cone is 600 π cm3, and the diameter of its base is 30 cm. The total surface area (in cm2) of the cone is:
543 05fc0dcbe96415e6951a97db2
5fc0dcbe96415e6951a97db2- 1480 πtrue
- 2255 πfalse
- 3472 πfalse
- 4496 πfalse
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Answer : 1. "480 π"
Q: The total Surface area of a solid hemisphere is 1039.5 cm2. The volume ( in cm3) of the hemisphere is: (Take π=22/7)
615 05fbf7f7d4f2f6c622be7e233
5fbf7f7d4f2f6c622be7e233- 12425.5true
- 22530.6false
- 32525.6false
- 42225.5false
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Answer : 1. "2425.5"
Q: A solid metallic sphere of radius x cm is melted and then drawn into 126 cones each of radius 3.5 cm and height 3 cm. There is no wastage of material in this process. What is the value of x?
1447 05fbe72db2e911753dd56308f
5fbe72db2e911753dd56308f- 110.5true
- 23.5false
- 37false
- 421false
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Answer : 1. "10.5"
Q: A circular park whose diameter is 210 m has a 5 m wide path running around it(on the outside). What is the area ( in m2) of the path?
606 05fbe70c9aa47db563875b7ae
5fbe70c9aa47db563875b7ae- 11020 πfalse
- 21075 πtrue
- 31050 πfalse
- 41100 πfalse
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Answer : 2. "1075 π"
Q: The area of a triangle is 24 square cm. If one side of it is 4 cm, what will be the height of the triangle?
705 05fa91e0a3c64cb3fb8e8b417
5fa91e0a3c64cb3fb8e8b417- 115 cmfalse
- 218 cmfalse
- 324 cmfalse
- 412 cmtrue
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Answer : 4. "12 cm"
Q: If a side of a square is a, then what will be the area of the square on its diagonal?
601 05fa91dbc4e71ba46b02a721f
5fa91dbc4e71ba46b02a721f- 1$$ {\sqrt{2}a^{2}}$$false
- 2$$ {{2}a^{2}}$$true
- 3$$ {{5}a^{2}}$$false
- 4$$ {a^{2}}$$false
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