# maths

posted by
**Anonymous** on
.

If the weight of a spherical shell is 7/8th of what it would be if it were a solid shell, find the ratio of the inner and outer radii of the shell.

posted by
**Anonymous** on
.

If the weight of a spherical shell is 7/8th of what it would be if it were a solid shell, find the ratio of the inner and outer radii of the shell.