How do you solve a two step equation

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

Describe the domain and range of y=2(3)^x-2+5

The owners of four companies competing for a contract are shown in the table below. if a report is released that advocates company b, which of the people having funded the report should result in the most skepticism? company owner of company company a jake adams company b company c company d debby smith henry rose rhonda baker o a. jake adams o b. rhonda baker o c. debby smith o d. henry rose