Question

8. How many planks of size 2 mx 25 cm x 8 cm can be prepared from a wooden block 5 m
long, 70 cm broad and 32 cm thick, assuming that there is no wastage?
9. How many bricks, each of size 25 cm x 135 cm yfirm will ha manis in build 1​

Answer 1

Answer:

volume of wooden block = n*volume of planks

l*b*h= n*l*b*h

500*70*32=n*200*25*8

1120000=40000n

n=1120000/40000

n=28