Question

The length, breadth and height of a metal bar in the form of a rectangular
parallelopiped are 20 cm, 16 cm and 12 cm. Find the number of cubes of
edge 4 cm can be formed by melting the metal bar.
11. The ratio of inside length breadth and height of a rectangular water tank isthe Length breadth and height of a metal bar in the form of a rectangular parallelepiped are 20 CM 16 cm and 12 cm find the number of cubes of Edge 4cm can be found by melting the metal bar ​

Answer 1

Answer:

60

Step-by-step explanation:

10.

Volume of cuboid = lxbxh

= 20x16x12

= 320x12 = 3840

Volume of cube =

${side}^{3}$

= 4x4x4 = 64

Total cube we can make

= Volume of cuboid/ volume of cube

= 3840/64

= 60 cubes Answer.

HOPE IT HELPS