Exponential Word Problem

Mathematical Equivalence

ON

Tags

AI.9.9.D

Mathematical Equivalence

ON

Tags

AI.9.9.D

To create an equation when given a table use:

Lists & Spreadsheet, Data & Statistics, MENU 4, 6, KEYWORD.

The keyword comes from the word problem, they are asking for an EXPONENTIAL function.

• F

• G

• H

• J

Tags

AI.9.9.E

To create an equation when given a table use:

Lists & Spreadsheet, Data & Statistics, MENU 4, 6, KEYWORD.

The keyword comes from the word problem, they are asking for an EXPONENTIAL function.

• A

• B

• C

• D

Tags

AI.9.9.E

The population of Pallet Town increases by 15% every year. If there are currently 190,000 people living there, what will be the population in 13 years?

If necessary, round your answer to the nearest whole number.

• 4 people.

• 22,972 people.

• 1,169,030 people.

• 1,188,311 people.

Due to its weakening steel industry, Canalave Town has been experiencing a population decline of 10% every year. The current population is 74,000 people. Assuming the trend continues, which equation projects the population in x years?

• y = 74,000 (0.10)^x

• y = 74,000 (0.90)^x

• y = 74,000 (1.10)^x

• y = 74,000 (1.90)^x

The number of research papers in Professor Sycamore area of expertise has been increasing by 5% every year. Given that 30,010 research papers were published this year. Assuming the trend continues, which equation projects the amount of research papers published in x years?

• y = 30,010 (.05)^x

• y = 30,010 (1.05)^x

• y = 30,010 (.95)^x

• y = 30,010 (5)^x

A sailboat that costs $5,950 decreases in value by 11% per year. How much will the boat be worth after 6 years?

• $5,884.00

• $5,178.97

• $2,992.96

• $2,957.04

The value of a car purchased for $20,000 decreases at a rate of 12% per year. What will be the value of the car after 3 years?

• $12,800.00

• $13,629.44

• $17,600.00

• $28,098.56

Find the balance in an account that has $300 invested at 6.5% for 4 years compounded semi-annually.

• $387.47

• $496.50

• $7,800.00

• $385.94