6.21 as mixed number in simplest form

Which of those sequences is a geometric sequence

Alocal restaurant advertises that the mode cost of their most popular meals is $8. if the costs of their most popular meals are $7, $8, $8, $12, $13, $15, $17, $18, and $20, which word or phrase best describes this kind of advertising? accurate inaccurate accurate, but misleading inaccurate and misleading

Of the 50 us states 4 have names that start with the letter w