Lujan, Emmanuel 7
There are n nonfiction books and 12 fiction books on a bookshelf. If one of these books is selected at
random, what is the probability of selecting a nonfiction book, in terms of n?
А
n
12
B
n
n +12
C
12
n
D
12
n +12
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Cam bought some used books for $4.95. he paid $0.50 each for some books and $0.35 each for the others. he bought fewer than 8 books at each price. how many books did cam buy?

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown