Question

12. How many cubic blocks of wood of side 20 cm can be cut from a block of wood having dimensions of
2 m, 80 cm and 40 cm?​

Answer 1

Answer:

volume of cune = 20*20*20=800

volume of cuboid= 2*80*40=6400

no. of cubes required= volume of cuboid ÷ volume of cube= 6400÷800=8

I hope my answer helps you☺☺

Answer 2

Answer:

Volume of block of wood= 2m*80cm*40cm

=200cm*80cm*40cm

=640000 cm3

Volume of cubic blocks = 20*20*20

= 8000cm3

therefore,

the number of cubic blocks that can be cut is = 640000 cm^3 /8000 cm^3 = 80

Step-by-step explanation:

thanks....♥️