30 students in a class took an algebra test. If 21 students passed the test, what percent passed?

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?