Volume and Surface Area Questions Practice Question and Answer
8 Q: The ratio of the volume of right circular cylinder and a right circular cone of the same base and height will be:
853 05efeb1ddeb90be58c5960aa0
5efeb1ddeb90be58c5960aa0- 11:3false
- 22:3false
- 33:2false
- 43:1true
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Answer : 4. "3:1"
Q: Find the area of the shaded region if the radius of each of the circle is 1 cm.
1737 15efeb190eb90be58c59608dc
5efeb190eb90be58c59608dc- 1$$ 2-{π\over3}$$true
- 2$$ \sqrt{3}-{π\over2}$$false
- 3$$ \sqrt{3}-{π}$$false
- 4$$ \sqrt{3}-{π\over4}$$false
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Answer : 1. "$$ 2-{π\over3}$$"
Q: A wall is the form of a trapezium with height 8 m and parallel sides being 5 m and 10 m. What is the cost of painting the wall, if the rate of painting is Rs. 50 per square meter ?
1013 05ef055a07cd71c7944696a50
5ef055a07cd71c7944696a50- 1Rs.5000false
- 2Rs.3000true
- 3Rs.6000false
- 4Rs .4000false
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Answer : 2. "Rs.3000"
Q: In the given figure find out the area of circle?
1099 05ef054fe7cd71c7944696a1f
5ef054fe7cd71c7944696a1f- 148π sq cmfalse
- 250π sq cmfalse
- 3100π sq cmtrue
- 4200π sq cmfalse
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Answer : 3. "100π sq cm"
Q: What is the area of an equilateral triangle having altitude equal to $$5\sqrt{3}$$cm.
759 05ef052c87cd71c794469687d
5ef052c87cd71c794469687d- 1$$25\sqrt{3}$$true
- 2$$45\sqrt{3}$$false
- 345false
- 440false
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Answer : 1. "$$25\sqrt{3}$$"
Q: One side of the rectangular ground is 8m and its diagonal is 17m. Find the area of the ground?
877 05ee9a728bc81cb2528ec0497
5ee9a728bc81cb2528ec0497- 1150 m²false
- 2140 m²false
- 3130 m²false
- 4120 m²true
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Answer : 4. "120 m²"
Q: A rectangular ground 16m long and 10m breadth. It has a gravel path 2.5m wide all around it on the outside. What is the area of the path?
993 05ee9a2a2b1ffa91fd4a38c62
5ee9a2a2b1ffa91fd4a38c62- 1159 m²false
- 2155 m²true
- 3187 m²false
- 4183 m²false
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Answer : 2. "155 m²"
Q: A solid metallic cylinder of base radius 5 cm and height 7 cm is melted to form cones, each of height 1 cm and base radius 1 mm. Find the number of cones?
900 05ee9a1f7b1ffa91fd4a38bec
5ee9a1f7b1ffa91fd4a38bec- 153500false
- 249500false
- 351500false
- 452500true
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