Of the 318 sophomores, 140 are taking Algebra 2 and 102 are taking Chemistry. Twenty-six of those taking Algebra 2 are also taking chemistry. If a sophmore is chosen at random, find the probability that they are taking Algebra 2, if it is known that they do not take Chemistry.

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

If f(x)=x+7 and g(x)=1/x what is (fog)(x)