Aschool has 300 students. if the ratio of boys to girls is 31: 44, how many more girls are there in the school?

How do you determine whether a relationship represented as as graph is linear or nonlinear

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your

Jenny made a scale drawing of a city. the scale she used was 5 inches = 1 yard. what is the scale factor of the drawing?