WorksheetsIBMS-Depreciation Assignment(per3)
Total questions: 10
Worksheet time: 32mins
Name
Class
Date
1.
Salem has a population of 15,000 and depreciates at a rate of 8% per year. What is the exponential equation?
a)
P = 15,000(-.92)t
b)
P=15,000(1.08)t
c)
P=15,000(0.92)t
d)
P=15,000(.08)t
2.
Your shiny new boat cost $7650. The depreciation for your boat is 14% per year. Estimate the value of your vehicle in 3 years. What is the equation that models this problem?
a)
y= 7650(.14)3
b)
y= 7650(.86)3
c)
y= 7650(1+.86/1)3*1
3.
Your shiny new boat cost $7650. The depreciation for your boat is 14% per year. Estimate the value of your vehicle in 3 years. What is the answer?
a)
20.99
b)
49,226.64
c)
11,333.81
d)
4865.82
4.
Daniel’s Print Shop purchased a new printer for $35,000. Each year it depreciates at a rate of 5%. How much will the printer be worth in 8 years?
a)
$23,219.72
b)
$136.72
c)
$51,710.94
d)
$16,710.94
5.
Suppose a culture of bacteria begins with 5000 cells and dies by 30% each year. Write an equation that represents this situation.
a)
y=5000(0.7)x
b)
y=30(5000)x
c)
y=5000(1.3)x
d)
y=5000xx
6.
In 2008, a family purchased a $50,000 car. It's value depreciated by 7.5% every six months. How much was the car worth in 2016? In 2030?
a)
$14,362; $1,618
b)
$26,798; $8,996
c)
$14,345; $8,996
d)
$26,798; $1;618
7.
Ashley's parents bought a house in 2009 for $118,000. The home's value increases at a rate of 9% annually. How much will the house be worth in 2018? In 2020?
a)
$256,283; $304,490
b)
$280,778; $304,490
c)
$256,283; $374,505
d)
$190,245; $225,680
8.
A population of fish starts at 8,000 and decreases by 6% per year. What is the population of fish after 10 years?
a)
14327
b)
4309
c)
839
d)
7680
9.
Simplify the following exponential expression:
(3x4)(5x3)
(3x4)(5x3)
a)
15x12
b)
8x7
c)
8x12
d)
15x7
10.
A 78 gram sample of Uranium loses half of its mass each year. How much is left after 6 years?
a)
13 grams
b)
6.5 grams
c)
1.22 grams
d)
592.31 grams
100 %
