The points (-5,r) and (1,4) lie on a line with slope 3. Find the missing coordinate r.

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

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.