James and Jennifer are organizing an event and they are thinking of chartering a bus to take people. They are providing transportation, tickets to the event, and refreshments on the bus. They predicted the following expenses: Bus rental $$80,$ Event ticket $$12\mathrm{.}5$ per person, Gas expense $$75,$ Refreshments $$7\mathrm{.}5$ per person, Other fuels $$20,$ and Bus driver $$50.$ They believe that they could attract $30$ people at $$35$ per ticket.

The total fixed costs and total variable costs are

$$225,$$$20$

ii$),$$$245,$$$20$

iii$)$ $$225,$$$245$

iv$)$ $$260,$$$225$

Their total profit or loss is

$$250$

ii$),$$$250$

iii$).$ $$225$

iv$),$$$225$

The number of people that they need to attract to break even is

$30$

ii$)15$

iii$)25$