Which of the following equations is of a parabola with a vertex at (0, 3)?

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

There are 3232 forwards and 8080 guards in leo's basketball league. leo must include all players on a team and wants each team to have the same number of forwards and the same number of guards. if leo creates the greatest number of teams possible, how many guards will be on each team?