Someone !
at a party, the ratio of girls to boys is 5: 4. then, 18 boys join the party, and...
Mathematics, 15.11.2019 12:31 aweller3898
Someone !
at a party, the ratio of girls to boys is 5: 4. then, 18 boys join the party, and the ratio of boys to girls is 5: 4. compute the number of people originally at the party.
Answers: 2
Mathematics, 21.06.2019 15:00
Flashback to semester a. are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr? show your work.
Answers: 2
Mathematics, 21.06.2019 17:30
When a rectangle is dilated, how do the perimeter and area of the rectangle change?
Answers: 2
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
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