You are given

(i) a 10-year 8% semiannual coupon bond is purchased at a discount of x.

(ii) a 10-year 9% semiannual coupon bond is purchased at a premium of y

(iii) a 10-year 10% semiannual coupon bond is purchased at a premium of 2x.

(iv) all bon.

When only separate discreet points are graphed it is called?

How to do this , and can some one explain

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?