financial math

cane someone please clearly explain in detail, step by step how to solve this problem.

(be sure to set calculator to beginning)

thank you!

example #2

please ahow step by step again but no need for the explanation as it is the same.

thanks again! i always up vote quality work!!!

Ethan, an office administrator, is evaluating the following quotation that she received for the purchase of a printer for her office: Lease Option: Make payments of $90 at the beginning of every month for 6 years. At the end of 6 years, make the final payment of $1,500. Purchase Option: Make a payment of $5,900 immediately. a. What is the present value of the lease option if money is worth 6.3% compounded semi-annually? $0.00 Round to the nearest cent b. Which option would be economically better? c. What is the present value of the lease option if money is worth 10.5% compounded semi-annually? $5,268.58 E 3 Round to the nearest cent d. Which option would be economically better