I. Number Problem
The sum of two numbers is 25, and one number is four times the other number. Find the numbers.
II. Age Problem
Sam is eight years older than his brother. Seven years ago, Sam was twice as old as his brother. How old is Sam now?
III. Geometry Problem
Susan has 600 feet of fencing to use in making a yard for her new puppy. The yard she has planned has a length that is 75 feet less than twice the width. What are the dimensions of the yard?
IV. Interest Problem
Beth is planning on investing her 12,000 bonus, putting some in an account earning 7% and the rest in an account earning 5%. How much should she put in each account to have a total of $760 interest?