Respuesta :

Answer:

Happy Birthday by the way! After 10 years its bank A, After 20 years its Bank B

Step-by-step explanation:

IA(1+r)^t

After 10 years

600(1.05)^10 = 977.34

500(1.06)^10 = 895.42

After 20 years

600(1.05)^20 = 1591.98

500(1.06)^20 = 1603.57

-- Gage Millar, Algebra 1/2 tutor