If 1 inch represents 65 miles on a map, then how many inches will represent 2300 miles?

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?