Answer:
51 loaves
Step-by-step explanation:
Given that one case contains 20 loaves.
-Sum the number of partially filled cases and divide to get complete cases:
[tex]T_{loaves}=12+14+25\\\\=51[/tex]
#He has a total of 51 loaves:
[tex]20 loaves = 1 case\\51 loaves=x\\\\x=\frac{51}{20}\\\\x=2 \ rem 11[/tex]
Hence, Zack has a total of 51 loaves (2 full cases, 1 partial of 11 loaves)