Conversation so far:
the area of the indian ocean is what percent of the area of the pacific ocean
The India Ocean is 39% of the area of the Pacific Ocean
how big is the indian ocean
The Indian Ocean is the third largest of the world's oceanic divisions, covering 27,240,000 sq mi

Question: what percent of water on the earth's surface does the ocean cover
Self-contained rewrite: what percent of water on the earth's surface does the indian ocean cover