Gina is traveling to the beach 20 miles away from her house. on gina's map, her house and the beach are 4 inches apart. what is the scale used for gina's map?

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

Which system of linear inequalities is represented by the graph?

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)