Kyle wants to go to a big concert coming up. The original price of the ticket is $60.00, but with taxes and fees, the price goes up to $75.00. By what percent did the taxes and fees increase the ticket price?

Farnesene is a sesquiterpene. how many different isomers arising from double-bond isomerizations are possible? g

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?