Aculture started with 4,000 bacteria. after 2 hours, it grew to 4,800 bacteria. predict how many bacteria will be present after 17 hours round your answer to the nearest whole number

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.