Is 0.16 a perfect square

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.

Mia’s gross pay is 2953 her deductions total 724.15 what percent if her gross pay is take-home pay

Witch sequence shows a pattern where each term is 1.5 times the previous term