Respuesta :
On the face of it, [5.3%, 8.65%].
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If you mean that up to 8.65% may be added to the base 5.3% rate, then the total can be in the range [5.3%, 13.95%].
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If you mean that up to 8.65% may be added to the base 5.3% rate, then the total can be in the range [5.3%, 13.95%].
Answer: At least 5.3% and at most 13.95%
Step-by-step explanation: