Douglas is placing strings of lights around the edge of a circular patio with a diameter of 7.5 m. the lights are in lengths of 1.45 m. what is the best approximation for how many strings of lights douglas needs? use 3.14 to approximate for π .

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

Aswimming pool measures 22ft by 12ft and is 4ft deep. if the pool is being filled at 2.5 cubic ft per minute, how long will it take to fill the pool?

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list