Help me with question for I don't understand
...
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
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
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00
Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:30
Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 24.11.2020 09:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 24.11.2020 09:40
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.11.2020 09:40
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 24.11.2020 09:40
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.11.2020 09:40
![question](/tpl/images/cats/mat.png)
Mathematics, 24.11.2020 09:40
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 24.11.2020 09:40
![question](/tpl/images/cats/mat.png)
Mathematics, 24.11.2020 09:40
![question](/tpl/images/cats/en.png)
English, 24.11.2020 09:40
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 24.11.2020 09:40