8. Mylie's family car has a 14 gallon gas tank. The car uses about 0.5 gallons of gas each day. A warning light comes on when the fuel left in the tank is 1.5 gallons or less.
a. If Mylie's family starts with a full tank (14 gallons), can they drive the car for 15 days with out the warning light
coming on? Explain how you know

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?

The price of a visit to the dentist is calculated according to the formula 50+100n50+100n where nn is the number of cavities the dentist finds. on your last visit to the dentist, 22 cavities were found. what was the cost of your visit?

Asequence is a function whose is the set of natural numbers