For the past four weeks, micah has been recording the daily high temperature. during that time, the high temperature has been greater than 45°f on 20 out of 28 days. what is the expirmental probability that the high temperature will be below 45°f on the 29 day?

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.