Answer:
Penny would need to put in ~ $18,181.82
Step-by-step explanation:
Using the equation 
Where A = the total
P is equal to the starting amount
r is equal to the rate (percent)
and t is equal to the total time.
We can put in:
A = $40,000
r = 0.08 (8%)
t = 15

Round to the nearest whole cent
P = $18,181.82
Answer:
-3
Step-by-step explanation:
brainliest pls
Without further info, like distances
check the picture
45/3=15 45-15=30 30/5=6 3x6=18 30-18=12 the answer is 12
Answer:
0
Step-by-step explanation:
Apply Only the Outside and Inside Method of the Foil Method.


Add them together

So our b value is 0.