Rachel's penny banks is 1/2 full. After she adds 200 pennies, it is 5/6 full. how many pennies can Rachel's bank hold?

Which of the following equations is of the parabola whose vertex is at (2, 3), axis of symmetry parallel to the y-axis and p = 4? a.)y-3 = 1/16 (x-2)^2 b.)y+3 = -1/16 (x+2)^2 c.)x-2 = 1/16 (y-3)^2

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.