An election ballot asks voters to select six city commissioners from a group of 15 candidates. in how many ways can this be done

Which expression is not a polynomial?

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?

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3