A family charges trip to the zoo on a credit card. The simple interest rate is 12%. The charges are paid in 3 months. What is the total amount paid for the trip?
Tickets 67.70
Food 62.34
Gas 45.50
Total Cost =

Consider u = {x|x is a negative real number}which is an empty set? o {x|x eu and x has a negative cube root}o {x|x eu and x has a negative square root}{x|x eu and x is equal to the product of a positive number and -1}{x|x eu and x is equal to the sum of one negative and one positive number?