Which table has a constant of proportionality between y and x of 10? Pls help. X Y
2 20
12. 132
22. 220

X. Y
5. 20
7. 30
10. 40

X. Y
9. 90
14. 140
24. 240

Aquadratic function f(x) has a turning point at (3,-7). what is the turning point of -f(x)?

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

Acertain volume of water contains 100000 hydrogen atoms and 50,000 oxygen atoms how many hydrogen atoms are in a volume of water containing 4 million oxygen atoms