You and your best friend want to go on a cruise to alaska. you have done some research and discovered that it will cost $2800 for the plane tickets, all-inclusive cruise fare, and souvenirs. you have already saved $1900. if you invest this money in a savings account with a 2.5% interest rate compounded annually, how long will it take to earn enough money to go on the trip? use the compound interest formula a = p (1 + i)n, where a is the accumulated amount, p is the principal, i is the interest rate per year, and n is the number of years.

List the elements of the set in roster notation. (enter empty or ∅ for the empty set.) {x | x is a letter in the word hippopotamus}

The solution set for 5v2 – 125 = 0 is

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?