Mr. E wants to have $200,000 in 5 years (when he retires) from an investment that earns 6.5% compounded semi-annually. How much will he need to invest now? (You are finding
the principal P)

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Draw a tape diagram to represent each situation. for some of the situations, you need to decide what to represent with a variable andre bakes 9 pans of brownies. he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Paul’s car is 18 feet long. he is making a model of his car that is 1/6 the actual size. what is the length of the model?