Art is working on a research paper. on monday, he checked out 19 books from the library. on thursday, he returned 7 of the books and checked out 11 more. how many library books does art have now?

Richardson hired j.c. flood company, a plumbing contractor, to correct a stoppage in the sewer line of her house. the plumbing company's 'snake' device, used to clear the line leading to the main sewer, became caught in the underground line. to release it, the company excavated a portion of the sewer line in richardson's backyard. in the process, the company discovered numerous leaks in a rusty, defective water pipe that ran parallel with the sewer line. to meet public regulations, the water pipe, of a type no longer approved for such service, had to be replaced either then or later, when the yard would have to be excavated again. the plumbing company proceeded to repair the water pipe. though richardson inspected the company's work daily and did not express any objection to the extra work involved in replacing the water pipe, she refused to pay any part of the total bill after the company completed the entire operation. j.c. flood company then sued richardson for the costs of labor and material it had furnished. (c) for what, if anything, should richardson be liable? explain."

Amap from a trade development commission or chamber of commerce can be more useful than google maps for identifying

Imprudential, inc., has an unfunded pension liability of $572 million that must be paid in 25 years. to assess the value of the firm’s stock, financial analysts want to discount this liability back to the present. if the relevant discount rate is 6.5 percent, what is the present value of this liability? (do not round intermediate calculations and enter your answer in dollars, not millions, rounded to 2 decimal places, e.g., 1,234,567.89)