Mathematics, 28.11.2019 01:31 arunamvr
The manager of a bookstore ordered 480 copies of a book. the manager paid a total of $7,440 for the books. the books arrived at the store in 5 cartons. each carton contained the same number of books. a worker unpacked books at a rate of 48 books every 2 minutes. the manager unpacked books at a rate of 54 books every 3 minutes. how many books were in each carton?
Answers: 1
Mathematics, 21.06.2019 21:40
Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.
Answers: 3
Mathematics, 21.06.2019 22:00
Tom drove 206 miles in 3.9 hours. estimate his average speed.
Answers: 2
Mathematics, 22.06.2019 00:00
Technicians have installed a center pivot, circular irrigator for a farm that covers 25 acres. a.) how long is the irrigation boom (in feet) from the center pivot to its farthest extent? b.) if the irrigation boom makes 4 full revolutions in a day, how many miles does the end of the boom travel in 5 days?
Answers: 1
Mathematics, 22.06.2019 00:30
Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)
Answers: 2
The manager of a bookstore ordered 480 copies of a book. the manager paid a total of $7,440 for the...
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