Check it out! : Proving Average Rate of Change
Lupita wants to buy a boat that will have the best resale value after 3 years. 1.At one boat dealer, she found a boat she likes that sells for $15,000 and depreciates at a rate of 30% per year. What will be the value of the boat after 3 years? 2.At another dealer, she found a boat that costs $12,000 and depreciates at a rate of 20% per year. What will be the value of the boat after 3 years? 3.Which boat will have the greater value in 3 years? : Proving Average Rate of Change
1.At one boat dealer, she found a boat she likes that sells for $15,000 and depreciates at a rate of 30% per year. What will be the value of the boat after 3 years? When the boat is new, it is worth $15,000; then it depreciates at a rate of 30% each year. Create a table to show the decrease in value for the first 3 years : Proving Average Rate of Change
Boat A will be worth $5,145 after 3 years : Proving Average Rate of Change YearValue of Boat A, in dollars ($) 015, ,000(0.70) = 10, ,500(0.70) = (0.70) = 5145
2.At another dealer, she found a boat that costs $12,000 and depreciates at a rate of 20% per year. What will be the value of the boat after 3 years? When the boat is new, it is worth $12,000; then it depreciates at a rate of 20% each year. Create a table to show the decrease in value for the first 3 years : Proving Average Rate of Change
Boat B will be worth $6,144 after 3 years : Proving Average Rate of Change YearValue of Boat B, in dollars ($) 012, ,000(0.80) = (0.80) = (0.80) = 6144
3.Which boat will have the greater value in 3 years? Boat A will be worth $5,145 after 3 years. Boat B will be worth $6,144 after 3 years. Boat B will be worth more than Boat A after 3 years : Proving Average Rate of Change