Please help me I am mark as the brainlest plzzz help me
...
Answers: 3
Mathematics, 21.06.2019 12:30
Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?
Answers: 2
Mathematics, 21.06.2019 13:00
The actual length of side t is 0.045 cm. use the scale drawing to find the actual side length of w. a) 0.06 cm b) 0.075 cm c) 0.45 cm d) 0.75 cm
Answers: 3
Mathematics, 21.06.2019 16:10
Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.
Answers: 1
Mathematics, 21.06.2019 19:40
Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297
Answers: 1
Biology, 17.01.2020 18:31
Geography, 17.01.2020 18:31
Mathematics, 17.01.2020 18:31
Mathematics, 17.01.2020 18:31
Mathematics, 17.01.2020 18:31
History, 17.01.2020 18:31
History, 17.01.2020 18:31
Social Studies, 17.01.2020 18:31
History, 17.01.2020 18:31
Mathematics, 17.01.2020 18:31
Chemistry, 17.01.2020 18:31
Mathematics, 17.01.2020 18:31
Physics, 17.01.2020 18:31
Mathematics, 17.01.2020 18:31