Question

a cubical block of gold was melted and cast into 10 smaller cubes of Edge 1.5 cm what was the volume of the cubical block of block of gold ​

Answer 1

1.5× 10 × 3 = 45 cm cb.

Answer 2

the volume of the big cube is

${a}^{3}$

so the volume of the smaller cube is

${1.5cm}^{3} = 3.375 {cm}^{3}$

total volume of the big gold cube is

$3.375 {cm}^{3 } \times 10$

hence the volume of the big cube is ....

$33.75 {cm}^{3}$

I think it would help you