A ​30% dye solution is to be mixed with 60 ​% dye solution to get 120 L of a 50% solution. How many liters of the ​30% and 60​% solutions will be​ needed?

The variable in a relation who’s value depends on the value of the independent variable is called what?

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab