Annilee's present age is two-thirds of Jessie's present age. In 12 years the sum of their ages will be 94 years. Find their present ages.

Bruce is getting materials for a chemistry experiment his teacher gives him a container that has 0.25 liter of liquid in it.bruce need to use 0.4 of this liquid for the experiment. how much liquid will bruce use?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?