What is the slope of the line represented by the equation 2x+3y= - 12?

a) 3/2
b) 2/3
c) -2/3
d) -3/2

To determine the number of deer in a forest a forest ranger tags 280 and releases them back

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

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle