Can some please answer this??

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.

Me. i can't figure out this question. give an explanation too. .

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder