Discover a world of knowledge and community-driven answers at IDNLearn.com today. Discover in-depth and trustworthy answers from our extensive network of knowledgeable professionals.
Answer:12.5
Step-by-step explanation:if its 2.5 for evry 2 units and the glass is 10 units you time and 2 * 5 is 10 and .5 * 5 is 2.5