Tashia’s car is guaranteed for 30 days or 4,000 miles (whichever comes first). She bought the car on April 10 with 48,397 miles on it. On May 8, the odometer reads 52,405. Is the guarantee still in effect?

No because she has used 4,008 miles as of May 8th, so the question stated 30 days or 4,000 miles whichever comes first, and it has not been 30 days, but she has used over 4,000 miles.

Step-by-step explanation:

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the answer is 15% decrease

e) none of the above because the measure of angle cba is 101°