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Karen has a rectangular flower garden that is 5 yd
long and 12 yd wide. One bag of fertilizer can
cover 6 yd2. How many bags will she need to buy
to cover the entire garden?

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.