HELP ME PLSSS!!!!! Last year, Reuben deposited $2000 into an account that paid 4% interest per year and $6000 into an account that paid 9% interest per year. No withdrawals were made from the accounts

HELP ME PLSSS!!!!!

Last year, Reuben deposited $2000 into an account that paid 4% interest per year and $6000 into an account that paid 9% interest per year. No withdrawals were made from the accounts. Answer the questions below. Do not do any rounding.

a) What was the total interest earned at the end of 1 year?

b) What was the percent interest for the total deposited?