Answer:

Step-by-step explanation:
Given



Required
Determine the percentage of protein
First, we need to calculate the total:



Percentage of protein is calculated as thus:




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Answer:
9 inches
Step-by-step explanation:
I assume you mean the volume of the box is 450.
In that case, to figure out for the volume we multiply 10 by 5. This gives us 50.
450/50=9
The height of the box is 9 inches
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Answer:
b 129%
Step-by-step explanation: