You are going to mix 1 gallon bucket of window cleaner the instructions say to mix 1 part cleaner to 3 parts water how much cleaning solution will you need

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.