Answer: =40%
Explanation:
Given: The ratio of flour to water in pasta dough = 3:2
That means the recipe of pasta dough is , 3 parts of flour to 2 parts of water.
The total number of parts to make a pasta dough = 3+2=5
Hence, the percentage of pasta dough is water=

Thus, the percentage of pasta dough is water=

Therefore, the percentage of pasta dough is water=40%