If diameter of cylinder is 8cm and its height is 16cm then volume of cylinder is
Answer: A
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The radii of the top and bottom of a bucket of slant height 13 cm are 9 cm and 4 cm respectively. The height of the bucket is
Answer: B
l⊃2; = h⊃2; + (R-r)⊃2; => 13⊃2; = h⊃2; + (9 – 4)⊃2;
⇒ 169 = h⊃2; + 25
⇒ h⊃2; = 169 – 25
⇒ h⊃2; = 144
⇒ h = 12
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A 4080 cu.cm cubical room can contain how many maximum number of boxes having dimensions 4 cm, 3 cm and 2 cm?
Answer: A
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Volume of sphere is
Answer: A
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A cone is cut through a plane parallel to its base and then the cone that is formed on one side of that plane is removed. The new part that is left over on the other side of the plane is called
Answer: A
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The shape of a gilli, in the gilli-danda game, is a combination of
Answer: C
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In a right circular cone, the cross-section made by a plane parallel to the base is a
Answer: A
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The length, breadth and height of a room are 12 m, 10 m, and 9m respectively. Find the area of our walls of room?
Answer: B
Area of the walls is given by =2(BH+LH) +LB=2(90+108)+120=516 m⊃2;
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The shape of a glass (tumbler) is usually in the form of
Answer: B
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If circular metal sheet is 0.65cm thick and of 50cm in diameter is melted and recast into cylindrical bar with 8cm diameter then length of bar will be
Answer: A
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