If the sides of a cube are in the ratio 4:3. What is the ratio of their diagonals?

Related Mcqs:

1. 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

2. In a rhombus whose area is 144 sq.cm on of its diagonals is twice as long as the other. The lengths of its diagonals are:_________?

   A. 24 cm,48cm
   B. 12cm,24cm
   C. 6√2cm,12√2cm
   D. 6cm,12cm

3. 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

4. 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

5. parallelogram has sides 60 m and 40 m and one of its diagonals is 80 m long then its area is:__________?

   A. 480 sq.m
   B. 320 sq.m
   C. 600√15 sq.m
   D. 450√15

6. 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

7. 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

8. 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

9. 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

10. A rectangular courtyard, the sides of which are in the ratio of 4:3, cost Rs.600 for paving at 50 p per m²; find the length of the diagonal of the courtyard?

    A. 25 m
    B. 35 m
    C. 45 m
    D. 50 m