out of 200 fish in an aquarium, 99% are guppies. how many guppies must be removed so that the percentage of guppies remaining in the aquarium is 98%?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

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?

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.