Three-fourth of the student body attended a pep rally. if there were 1230 students at the pep rally, how many students are there in all

The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles

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Factor the expression using gcf 9b+45