Mathematics, 15.11.2019 22:31 allisonorlov
Anew photocopier works 4 times as fast as an old one. when the machines work together, a university can produce all its staff manuals in 28 hours. find the time it would take each machine, working online, to complete the job.
Answers: 2
Mathematics, 21.06.2019 20:00, ZaneKun
Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?
Answers: 1
Mathematics, 21.06.2019 20:30, kuddlebugsmommy
Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.
Answers: 1
Mathematics, 21.06.2019 23:00, Pingkay7111
Which geometric principle is used to justify the construction below?
Answers: 1
Anew photocopier works 4 times as fast as an old one. when the machines work together, a university...
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