for a science experiment, Marcia dissolved 1 kilograms of salt in 3 liters of water. For a different experiment, bobby discovered 2 pounds of salt in 7 pints of water. Which person made a more concentrated salt solution? explain. use 1 liter = 2.11 pints. Round to the neares hundreths

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

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

Find the arc length of the semicircle. 7the grade