Please help with these two questions (check attachment)
[Algebra II, Translations]

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

The graph shows how many words per minute two students read. drag to the table the unit rate that matches each graph.