Atoothpaste manufacturer that bands two products together, selling two for the price of one, is using which type of consumer promotion tool to build short-term sales?

Perry is a freshman, he estimates that the cost of tuition, books, room and board, transportation, and other incidentals will be $30000 this year. he expects these costs to rise about $1500 each year while he is in college. if it will take him 5 years to earn his bs, what is the present cost of his degree at an interest rate of 6%? if he earns and extra $10000 annually for 40 years, what is the present worth of his degree.?

You park your car on sixth street and walk over to the quad for lunch. while crossing wright street, you are hit by a bicyclist and knocked to the ground. you hit your head so hard you are knocked out. when you wake up, the person who hit you is gone. you incur $45,000 in medical bills. the person who hit you would be liable for $150,000 in damages if you could find them. your policy will pay:

When the price of pencils increases from $1.50 to $2.50, there is an increase in quantity demanded of pens from 100 to 150. the cross-price elasticity of demand between pencils and pens is: ?