Please help me pleaseee!

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels