Let the percentage be x%,
then,
x% of 80 = 64

He has ridden 80% of the total bike course.
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119.9 degree
i used the pythagorean theorem to find it
Since the numbers are close together and you do not have any outliers, the mean would be the best measure of central tendency.
The value is
(5+6+7+8+9)/5 = 7
Answer:
5.06 years or 60.75 months
Step-by-step explanation:
Compound interest formula:

5.06 years or 60.75 months