PLEASE HELP ME ASAP IM BEGGING YOU ..no one answers my questions omg please SOMEONE actually help, its due soon and im so stressed out. PLEASE EXPLAIN UR ANSWER UGH

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.

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a