A stadium has a seating capacity of 1000. When the ticket price is $30 attendance is 400. For each $1 decrease in price attendance increases by 50. a) What is the number of $1 decreases in price that will maximize the revenue?
b) What price per ticket will maximize the revenue?
c) What is the maximum revenue?
please help

Hye ryung is the president of the local chapter of the american medical students association (amsa). she is organizing local outreach and informational meetings. at her first meeting there are five people present (including herself). every month after that her group grows by 5 people. a. how many members are in the group after 6 months? b. the logistics of hosting and feeding her group at meetings was more complicated than expected. the cost of feeding 5 people at her first meeting was $30, for 10 people it was $35, for 15 it was $45, and after 6 months all of the costs had added up to $100. write a function to model the cost with the number of people attending meetings. c. what connections can you make between the linear growth of the group’s membership and the increasing costs of running meetings?

Aresearch group wants to find the opinions’ of city residents on the construction of a new downtown parking garage. what is the population of the survey downtown shoppers downtown visitors downtown workers city residents

Determine the standard form of the equation of the line that passes through (-2,0) and (8,-5)