X=
Growth Factor
Growth Rate
Multiplication
Sales tax
100
x + 3 = 5
X = 2
100
In year 0 there were 2 flowers on the tree then in year 1 there were 4 flowers on the tree then in year 2 there were 8 flowers on the tree. What is the growth factor?
2
100
Put 80% into a growth factor
1.8
100
27 x 32 = ?
864
100
A roll of plastic electrical tape costs $2.79. If the sales tax rate is 5%, What is the total cost for the tape including tax?
$2.93
Solution: ($2.79)*(0.05) = $0.1395. Rounded to the nearest cent the sales tax is $0.14.
$2.79 + $0.14 = $2.93.
200
4x + 5 = 13
x = 2
200
Is this Linear or exponential?
Linear
200
put 1.3 into a growth rate
30%
200
12 x 56 =?
672
200
Ms. Acton spent $205.60 at Target. If the sales tax is 6%, what was her final bill?
$217.93
300
4x + 3 =7
x = 1
300
If the growth factor is 1.2 and at year 0 there were 300 dogs write an equation on how you would find the amount of dogs in 5 years.
p= 300(1.25)
300
put 6% into a growth factor
1.06
300
65 x 89 =?
5785
300
Mrs. Margul paid $125 to have her hair colored and cut. If she tips her hairdresser 15%, what is her total bill?
$143.75
400
2(x + 5) = 4(6 +2)
x = 13
400
y = 6,500(2)x What is the growth factor and what is the y intercept
y- intercept/ starting value is 6,500
growth factor is 2
400
put 1.3 into a growth rate
30%
400
123 x 32 = ?
3936
400
The Kerwoods went out to eat at Chilles. If there bill was $58.65 and they gave their server a 15% tip, how much did they pay altogether?
$67.45
500
4x + 14 = 0 +12
x = 6.5
500
your equation is 6(1.2n) if the 6 represents the starting number of apples on a tree in year 0 and 1.2 is your growth factor how many apples will be on the tree in year 12?
53.49 Apples
500
Put 27% into a growth factor
1.27
500
258 x 145 = ?
37410
500
The Richards family bought some new camping gear at REI that totaled $318.50. If they receive a 30% discount, what is their total bill?
$222.95