ry po obl 14. Reasoning A bank manager wants to encourage new customers to open accounts with initial deposits of at least $3,000. He has posters made for the promotion. a. Under the new promotion, what is the minimum amount of interest a new account would make in one year if there were no withdrawls from the account? b. The manager wants to add the sentence, "Open an account with $3,000 and earn at least $120 interest each year!" to the poster. Do you agree? Explain. EB EAST BANK Earn 4.8% (simple interest rate) on new deposits of $ $3,000 or