Answer:
To use proportions to solve ratio word problems, we need to follow these steps:
Identify the known ratio and the unknown ratio.
Set up the proportion.
Cross-multiply and solve.
Check the answer by plugging the result into the unknown ratio.
Step-by-step explanation:
comment and let me know how it helps
Answer:
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C) 4</h2>
Step-by-step explanation:
The nth term of arithmetic sequence is 
So:

Answer:A
Step-by-step explanation:
Answer:
true and twelve
Step-by-step explanation:
i think