Answer:
Step-by-step explanation:
This seems like a cross-multiplication problem.

Answer; 66.6 mg/kg
That’s really really hard but i’d say c
Answer:
7/9
Step-by-step explanation:
-2/9-(-1)=-2/9+1=7/9
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Have a nice day.
We'll 15-12 = 3 , 24-11 =13 , and 55-30 = 25 so 3:13:25
The amount of the final solution is 4 + 1 = 5 quarts.
The amount of alcohol in the final solution is 5 * 0.36 = 1.8 quarts.
The concentration of alcohol in the 4 quarts of alcohol solution that was added is: