13.99 kilometers is the diameter.
Divide the circumference (43.96) by 2(pi), which should give you a radius of 6.99. You should then proceed to multiplying that by 2, since radius is half of the diameter, giving you 13.99.
Answer:
The answer is D.
Explanation:
Tax brackets don't change based on people's education.
I agree driving should be age 18
The increase in price as the quality increase
