Suppose that the revenue in dollars from the sale of x campers is given by R(x) = 98,000x + 78,000(10 + x)−1 − 7000.

(a) Find the marginal revenue when 10 units are sold.
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Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6