This girl is debating me. can someone me on my last question (before this) and confirm whether my logic sounds reasonable.

also, mr. harris drives 7.5 miles directly east from his home to a restaurant. he then drives 8 2/3 miles directly east of his restaurant to his office. how far, and in what direction, is his office from his home?

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?