Answer:
The number of machine produced on Wednesday is 27.5.
Explanation:
It is given that the number of machines produced by machinist on Tuesday is 25.
The machinist's goal was to increase his production by at least 10% each day.
Therefore the number of produced machines on Wednesdays is 1% more than the number of machines produced on Tuesday.

The number of machine produced on Wednesday is,

Therefore the number of machine produced on Wednesday is 27.5.