Question

Water makes up about 71% of the Earth's surface, while the other 29% consists of continents and islands. 96% of all Earth's water is contained within the oceans as salt water, while the remaining 4% is fresh water located in lakes, rivers, glaciers, and the polar ice caps.
a. If the total volume of the Earth is 1,386,000,000 km3, the volume of salt water is ? km3.

b. If the total volume of the Earth is 1,386,000,000km3, the volume of fresh water is ? km3.

Answer 1

The answer to part A is: 944,697,600 km3.

The answer to part B is: 39,362,400 km3.

Hope this helps!

(wrong answer)