Michael Connelly has written two best-selling novels in the past year: Chasing the Dime, and City of Bones. Amazon.com has found that 4% of total purchasers of books ordered Chasing the Dime and 6% City of Bones. Given that they ordered Chasing the Dime, 60% also ordered City of Bones.
a) What percentage ordered both novels?
b) What percentage ordered neither book?
c) Given that a customer did not buy Chasing the Dime, what percentage nonetheless did order City of Bones?