Leslie is a biologist. She is going to randomly select one animal from her lab to study. There are 5
salamanders, 3 crayfish, and 12 minnows in her lab,
What is P(salamander)?
The probability that she selects a salamander is the number of salamanders(5), divided by all the animals she is going to choose from(20). 5 divided by 20 is equal to .25.
