Answer :
The amount of the evaporation from oceans is 460,000 km3
Using this formula
Evaporation from oceans=Precipitation on oceans+Precipitation on land-Evaporation from land
Let plug in the formula
Evaporation from oceans=420,000 km3 + 130,000 km3 - 90,000 km3
Evaporation from oceans=460,000 km3
Inconclusion The amount of the evaporation from oceans is 460,000 km3.
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