Question

8. The lengths are in the ratio 1: 2, breadths in the ratio 3 : 5, and heights in the
ratio 4: 5. Find the ratio of their volumes.​

Answer 1

Step-by-step explanation:

Let l,b,h be 4x,2x,x

TSA=2(lb+bh+hl)

1372=2(8x

2

+2x

2

+4x

2

)

686=14x

2

49=x

2

so x=7

l,b,h = 28,14,7