E.
Fractions are just division.
In order for her to find the number of stars she needs to divide to find out how many she needs.
Answer:
0.5 mL
Step-by-step explanation:
If the device wasn't properly calibrated, in volume the number can be estimated with a 3 rule:
100%------4mL
12%-------x=12*4/100=0.48≈0.5mL rounding to the nearest tenth
C. all horses that are diagnosed with enteroliths