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.Management Sciences
Category: Volumes
The radius of the base of cone is 3 cm and height is 4 cm. Find the volume of the cone?
A. 12 π cm3
B. 6 π cm3
C. 8 π cm3
D. 10 π cm3
If the sides of two cubes are in the ratio 3: 1 the ratio of their total surface area is?
A. 3:1
B. 8:1
C. 9:1
D. 12:1
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The edges of cuboid are 4 cm; 5 cm and 6 cm. Find its surface area?
A. 120 cm2
B. 148 cm2
C. 74 cm2
D. 15 cm2
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The volume of a cube is 1728 cc. Find its surface.
A. 864 cm2
B. 648 cm2
C. 486 cm2
D. 468 cm2
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A brick measures 20 cm * 10 cm * 7.5 cm how many bricks will be required for a wall 25 m * 2 m * 0.75 m?
A. 24000
B. 23000
C. 22000
D. 25000
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The ratio of the volumes of a cube to that of the sphere which will fit inside the cube is________?
A. 4:3
B. 4:2
C. 4:4
D. 6: π
The length of the wire of 0.2mm radius that can be drawn after melting a solid copper sphere of diameter 18cm?
A. 24.3 m
B. 243 m
C. 2430 m
D. 24300 m
What is the total surface area of a right circular cone of height 14 cm and base radius 7 cm?
A. 344.35 cm2
B. 344.35 cm2
C. 344.35 cm2
D. None of these
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