Atortoise travels 11 feet in one hour. in each subsequent hour, the tortoise travels one-third the distance it traveled in the previous hour. how far does this tortoise travel in 6 hours?

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.