Tim and sue share a small pizza. tim eats 2/3 of the pizza. sue eats half as much of the pizza as tim does. what fraction of the pizza does sue eat?

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?