Polly ordered a set of beads. Of the beads she received, 10 were yellow and 15 were a different color. What percentage of the beads were yellow?

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.