Question

a rectangular box of length 10cm, width 8 cm and 3 CM find the size of the biggest cube which can be placed inside the box also calculate the number of such box that is unutilized​

Answer 1

Answer:

ANSWER

Number of cubes =

Volumeofcube

Volumeofcuboid

=

1×1×1

8×4×2

=64

Surface area of cuboid =2×(8×4+4×2+2×8)cm

2

=2×(32+8+16)cm

2

=112cm

2

Surface area of 64 cubes =64×6cm

2

=384cm

2

∴ Required ratio =

384

112

=

24

7

=7:24