On the opening night of the school play, 140 seat in the auditorium were occupied the auditorium seat 400 people what percent of the seat were unoccupied

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.

Robert has 78 tomatoes and 56 cucumbers he wants to plant them in equal rows how many in each row