Question

a rectangular solid metallic cuboid 18cm x 15cm x 4.5cm is melted and recast into solid cubes each of side 3cm. How many cubes can be made?

Answer 1

45 cubes can be made

Answer 2

Answer:

Step-by-step explanation:

Given:

Dimensions of cuboid=18×15×4.5

Volume of the cuboid=1215cm.(L×b×h)

Side of cube=3

Volume of cube=(3)³

=27cm³

No. Of cubes=volume of cuboid÷volume of cube

=1215÷27=45

Therefore,45 cubes can be made