Answer: 2:7 times
Step-by-step explanation: hope it helps u
Answer:

Step-by-step explanation:
The volume of a sphere can be determined by using the following formula:



The formula of the future value of annuity ordinary
Fv=pmt [(1+r)^(n)-1)÷r]
Fv future value
Pmt payment per year 4000
R interest rate 0.0215
N time 5 years
Fv=4,000×(((1+0.0215)^(5)−1)÷(0.0215))
fv=20,878.69