A family buys 4 airline tickets online. The family buys travel insurance that costs ​$18 per ticket. The total cost is ​$688. Let x represent the price of one ticket. Write an equation for the total cost. Then find the price of one ticket.

What is the volume of a rectangular prism that is 120 centimeters by 2 meters by 1.5 meters in cubic meters?

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.