The population of whoville has been decreasing at a rate of 0.8% per year since dr. seuss passed away in 1991. if the population was 13,500 at the beginning of 2005, which expression gives its population at the end of 1998?

In the diagram, gef and hef are congruent. what is the value of x

Atorch and a battery cost 2.50 altogether. the torch costs 1.50 more than the battery. what fraction of the total price is the torch? give your answer in its simplest form.

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?