Answer:

Step-by-step explanation:








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Answer:
is the required answer.
Step-by-step explanation:

Best Regards!
Answer:
A
Step-by-step explanation:
<span>No, this is not proportional. After 1 week she would have $280+$30=$310. After 2 weeks she would have $310+$30=$340. The proportional time is "2 to 1", but the proportional savings is $340 to $310, which is a different proportion.</span>