The surface area of a cube is 726m², its volume is?

Related Mcqs:

1. A large cube is formed from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. What is the ratio of the total surface areas of the smaller cubes and the large cube?

   A. 2 : 1
   B. 3 : 2
   C. 25 : 18
   D. 27 : 20

2. The surface of a cube is 24sq cm. Find its volume?

   A. 8 cc
   B. 16 cc
   C. 32 cc
   D. 64 cc

3. The volume of a cube is 1728 cc. Find its surface.

   A. 864 cm²
   B. 648 cm²
   C. 486 cm²
   D. 468 cm²

4. The edge of three cubes of metal is 3 dm, 4 dm and 5 dm. They are melted and formed into a single cube. Find the edge of the new cube?

   A. 3 dm
   B. 4 dm
   C. 5 dm
   D. 6 dm

5. The edges of three iron cubes are 6cm; 8cm; 10cm respectively. A new cube was made by melting them. Find the edge of the new cube?

   A. 8 cm
   B. 12 cm
   C. 14 cm
   D. 10 cm

6. Three cubes of metal whose edges are 9, 12 and 15 cm respectively, are melted and one new cube is made. Find the edge of the new cube?

   A. 21 cm
   B. 19 cm
   C. 32 cm
   D. 18 cm

7. 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

8. The edge of a cube is 2a cm. Find its surface?

   A. 6a² cm²
   B. 8a² cm²
   C. 12a² cm²
   D. 24a² cm²

9. 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.

   A. 3 : 7
   B. 7 : 3
   C. 6 : 7
   D. 7 : 6

10. The sides of a cube are in the ratio 1:2 the ratio of their volume is__________?

    A. 1:2
    B. 1:4
    C. 1:8
    D. 2:1