A town has a population of 11000 and grows at 2% every year. To the nearest tenth of a year, how long will it be until the population will reach 13400?

The cost varies directly with the number of tickets purchased. it costs $145 for 10 people to attend a concert. a. what is the constant of proportionality (k)? b. write the direct variation equation. c. home much does it cost for 8 people? d. graph this situation. be sure to label each axis and give the graph a title.