Answer:
sorry I don't know
Step-by-step explanation:
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The mathematical representation of Boyle's law is P1V1 = P2V2. The answer to your question is C. I hope that this is the answer that you were looking for and it has helped you.
13/16= 0.8125
Hope this helps!
I think your supposed to add them all together or divide
2+1=3
15/3=5
split the 3 5's in ratio 2:1 and you get 10:5