Two sixth-grade classes, A and B, voted on whether to give the answers to their math problems in poetry.
The "yes" choice was more popular in both classes.

class A - 24 yes , 16 no
class B 18 yes , 9 no

i know the percent of class a but not b

class A - 60/100
class B -

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.