word problem

[sud21]

The fraction of an ice above the water surface is 1/7-1/8 the whole ice. What is the ratio of the part above surface to the part below the surface?

[pemdas]

1/(7-1/8)=8/55, above surface=8, below surface=(55-8)=47, the required ratio is 8/47

The fraction of an ice above the water surface is 1/7-1/8 the whole ice. What is the ratio of the part above surface to the part below the surface?