An airplane travels 1200 miles from Annapolis to Dallas in 4.8 hours, going against the wind. The return trip is with the wind, and takes only 4 hours. Find the rate of the airplane with no wind. Find the rate of the wind. The airplane flies at 275 mi/h with no wind. The rate of the wind is 25 mi/h.
The airplane flies at 250 mi/h with no wind. The rate of the wind is 50 mi/h.
The airplane flies at 275 mi/h with no wind. The rate of the wind is 50 mi/h.
The airplane flies at 250 mi/h with no wind. The rate of the wind is 25 mi/h.

Given the function f(x) = 3x + 1, evaluate f(a + 1). a. 3a + 1 b. a + 2 c. 3a + 4

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?

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41