Chapter 14, Lesson 7

14-7.A identify numerical patterns
Consider this sequence: 1, 2, 4, 8, ...
a. Write the next four terms.
b. Write an expression that can be used to find the nth term of the sequence.

14-7.B find P(A or B)
A cookie jar contains only 5 oatmeal cookies, 6 cranberry cookies, and 7 raisin cookies. If Marvin randomly chooses one cookie from the jar, what is the probability that it is either oatmeal or raisin?