Being debt free within the next 15 years is an example of which goal

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.?

Jaguar has full manufacturing costs of their s-type sedan of £22,803. they sell the s-type in the uk with a 20% margin for a price of £27,363. today these cars are available in the us for $55,000 which is the uk price multiplied by the current exchange rate of $2.01/£. jaguar has committed to keeping the us price at $55,000 for the next six months. if the uk pound appreciates against the usd to an exchange rate of $2.15/£, and jaguar has not hedged against currency changes, what is the amount the company will receive in pounds at the new exchange rate?

What can be concluded from the data about the reliability and validity of the thermometers