Let
x-----------> the probability that someone buys a book that is paperback
y----------> the probability that someone buys a book that is a fiction
P-----> the probability that someone buys a book that is paperback and fiction
we know that



so
substitute the values

therefore
<u>the answer is the option A</u>

To find the area of a triangular prism you have to do A 1/2 bh or A bh/2 which means you have to multiply those two fractions and reduce them
4/11 + 1/2 = 19/22 hope this helps
Answer:
mark is making $4,575, Carlos is makeing 457.50