Toucans and blue-and-yellow macaws are both tropical birds. The length of the toucan in the picture to the right IS about two thirds of the length of the blue-and-yellow macaw. The toucan is about 22 in long. What is the length of the
blue-and-yellow macaw?
The length of the blue-and-yellow macaw is about in. (Simplify your answer.)

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −