Azoo has 15 emperor penguins. the emperor penguins make up 30 percent of all the penguins at the zoo. how many penguins live at the zoo?

An animal shelter has 21 puppies. if the puppies are 28% of the total dog and cat population , how many dogs and cats are in the animal shelter

Beth makes batches of bluberry muffins and banna muffins. each batchis 6 muffins. she makes 2.5 batches of bluberry muffins. how many batches of bananna muffins should beth make if she wants to have a total of 60 muffins?

Aline has a slope of negative 1/4 the past two points -5/4 and 1 what is the equation of the line