Rob is saving to buy a new mp3 player. for every $12 he earns babysitting, he saves $8. on saturday, rob earned $60 babysitting. how much money did he save?

The elmina wilson company produces spaghetti sauce that is used in restaurants. the fixed costs total $1,329,050. the selling price per 64 oz. can of sauce is $12.40. the variable cost per can is $4.80. what is the break-even point in number of cans?