The average of x and x+4 is y, and the average of x and x-4 is z, what is the average of y and z?
The length of a box is 4 inches less than three times the width. Write a formula for the length of the box in terms of its width.
Anna has an income of $10. Bananas cost $2 and apples cost $1. Anna gains three times the utility from apples as she does from bananas. Write out her budget constraint, utility maximizing formula and solve for her preferred bundle of fruits, and the utility gained from this bundle.
Anna's budget constraint is: 10=2B + 1A Her utility is: U=3A+1B Her budget constraint has a slope of -2. Anna will prefer to buy all apples and no bananas She will purchase 10 apples and have a utility of 30.