At the shelter,4% of the dogs are puppies. there are 1,675 dogs at the shelter. how many are puppies

What is the missing constant term in the perfect square that starts with x^2 -20x

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

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi