It depends on how much paint she needs to paint 1 birdhouse.
Answer:
a) 
b) 
Step-by-step explanation:
Given Data:
Interest rate=
per year
No. of years=
Rate of continuous money flow is given by the function
a) to find the present value of money

Put f(t)=2000 and n=10 years and r=0.08

Now integrate







(b) to find the accumulated amount of money at t=10

Where P is the present worth already calculated in part a




The answer is D. it is outside the function and not opposite
5.5 inches x 40 miles = 220 miles