i need help with these two

(Give the exact answer to two decimal places.) An account earns an APR of 6% compounded monthy, and you make regular deposits of $150 /month. How much do you have in the account after 8 years? Consider an ordinary annuity that has a regular payment of R and a per-term interest rate of r. The present value of the second payment of R is equal to: RRr (1+r)2R R(1+r)2 R(1+r)2+R(1+r)1