70.8k views
2 votes
A chemical engineer has tested 56 water samples. These samples make up 25% of the total number of samples that need testing. Select from the drop-down menu to correctly identify the total number of water samples that need testing.

User Borrible
by
7.2k points

1 Answer

4 votes

Answer:

224

Explanation:

User Isaac Weathers
by
7.1k points