A board game has tokens worth different numbers of points, k and m. Rachel's tokens are shown. Which expression represents the number of points Rachel has?

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?