A worker in a grocery store is asked to lift 30 bags of softener salt up onto a shelf that is 1.80 m above the ground. Each bag has a mass of 20 kg. How much work will the worker perform while completing this task?

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?